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Home My WebLink AboutAppendix G - VegetationAPPENDIX G 2019 Vegetation Photographs PCS Creeks Study 2019 Vegetation Data from Nine Monitored Creeks (Data only on CD/DVD) All photos have a 10-foot pole marked in 1-foot increments in the center of the photo, 25 feet from the well (although vegetation may obscure the pole). Jacks Creek vegetation transect JW2; view from well facing upstream. Metal poles in foreground marks transect centerline. 23 September 1998. Jacks Creek vegetation transect JW2; view from well facing upstream. PVC poles with orange flagging mark transect centerline and poles with pink flagging are the shrub plot outer corners. 12 September 2019. G-1 Jacks Creek vegetation transect JW2; view from well facing downstream. 23 September 1998. Jacks Creek vegetation transect JW2; view from well facing downstream. 12 September 2019. G-2 -xi IT y -' � +1 { Ea F'. I y � � -�4 5t- t 3rgYU� 1� j q. 4 •L1e 5 5SS .{, 70" Jacks Creek vegetation transect JW5; view from well facing upstream. 23 September 1998. Jacks Creek vegetation transect JW5; view from well facing upstream. 12 September 2019. G - 3 1,7 . 1�lo I / k� �r�cti.=mow.-...� �,��;"�� i� — - : •�" 1 _ . !' . ` .+ � h - � `� 1 'SSA , •�h~ �. ti :`: k�� -•1_ 71 � li 491• .+ 1 ''�� 'r A .1'S �� •. F f 7'ti�,, `5 ��} r '1 jy oe I r 17- r rP. r r 4� � r A� � 1 � f T ry1 � Pown F !' fr ��' '� Y E V •� 1'. 1 � ` `fir' � �jl�',•r� Y � 1 Ilk lip low 90 •i11rr Huddles Cut vegetation transect HMW2; view from well facing upstream. 22 September 1998. Huddles Cut vegetation transect HMW2; view from well facing upstream. 2 October 2019. G - 7 Huddles Cut vegetation transect HMW2; view from well facing downstream 1998. 22 September Huddles Cut vegetation transect HMW2; view from well facing downstream. 2 October 2019. G-8 zv �!��-,�.{j Y.� •y- � fey �hf_R • �i"C '�. � 1�� y�t�.�•�-: 'Tc._ �R�ii'. — .'lea �. Huddles Cut vegetation transect HMW6; view from well facing upstream. 22 September 1998. Huddles Cut vegetation transect HMW6; view from well facing upstream. 2 October 2019. G-9 yi f Kip i i ri• ��'i toy ' S AV i 1 .;J 3 'r1s ti: '.f i.. I 1ir.� I _' kit s AV" 'r - 4. ► All Huddles Cut vegetation transect HMW6; 1998. I view from well facing downstream. 22 September Huddles Cut vegetation transect HMW6; view from well facing downstream. 2 October 2019. ["Elf r is .ss;. -r Huddles Cut vegetation transect HMW9; view from well facing upstream. 22 September 1998. Huddles Cut vegetation transect HMW9; view from well facing upstream. 2 October 2019. ros`i ` Xy� I� ; f •� �� Iqa . l -i Ei� ! A�Y � �L '.t.7F' �•, i' a R�7�..�'�k , MW-. Huddles Cut vegetation transect HMW9; view from well facing downstream. 22 September 1998. Huddles Cut vegetation transect HMW9; view from well facing downstream. 2 October 2019. 1"MM Huddles Cut west prong vegetation transect HWW7; view from well facing upstream. 23 September 1998. Huddles Cut west prong vegetation transect HMW7; view from well facing upstream. 26 September 2019. long] Huddles Cut west prong vegetation transect HWW7; view from well facing downstream. 23 September 1998. Huddles Cut west prong vegetation transect HWW7; view from well facing downstream. 26 September 2019. [!a[I Huddles Cut west prong vegetation transect HWW8; view from well facing upstream. 23 September 1998. I f tb Y Huddles Cut west prong vegetation transect HWW8; September 2019. view from well facing upstream. 26 1a < r _ . �i � ,i - � �'� " .:„� z � •� ter• C4 - P v 1 - 1. �i/ � }�.�r• k; .;q� 3J■ !�1 `Visn rye • s Huddles Cut west prong vegetation transect HWW8; view from well facing downstream. 23 September 1998. ,. N ¢ Huddles Cut western prong vegetation transect HWW8; view from well facing downstream. 26 September 2019. Appendix G-1. Broomfield Swamp Creek Well BSCW1 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Carex debilis 29.00 8.09 49.91 6.90 2.11 11.69 0.70 1.17 Arundinaria gigantea 9.00 2.30 15.70 5.80 1.39 10.21 0.60 0.66 Sabal minor 2.70 0.00 7.12 0.90 0.00 2.04 0.40 0.20 Decumeria barbara 0.50 0.00 1.08 0.60 0.00 1.20 0.40 0.14 Quercus laurifolia 1.25 0.00 3.49 0.40 0.00 0.90 0.30 0.12 Toxicodendron radicans 0.30 0.00 0.75 0.70 0.00 1.82 0.30 0.12 Pluchea odorata 0.70 0.00 1.77 0.30 0.00 0.78 0.20 0.08 Rubus argutus 0.70 0.00 1.87 0.20 0.00 0.50 0.20 0.07 Cicuta maculata 1.50 0.00 4.89 0.30 0.00 0.98 0.10 0.07 Leersia virginica 0.10 0.00 0.25 0.30 0.00 0.78 0.20 0.07 Polygonum punctatum 0.35 0.00 1.03 0.20 0.00 0.50 0.20 0.07 Campsis radicans 0.15 0.00 0.39 0.20 0.00 0.50 0.20 0.06 Carex intumescens 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.05 Juncus coriaceus 0.05 0.00 0.16 0.20 0.00 0.65 0.10 0.04 Berchemia scandens 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.03 Smilax bona-nox 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.03 Smilax rotundifolia 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.03 Appendix G-2. Broomfield Swamp Creek Well BSCW1 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Arundinaria gigantea 30.00 17.96 42.04 28.00 17.05 38.95 0.90 1.53 Sabal minor (clumps) 13.60 0.07 27.13 1.40 0.50 2.30 0.70 0.42 Liquidambar styraciflua 6.50 0.00 14.05 0.70 0.00 1.46 0.40 0.22 Acer rubrum 4.50 0.00 9.40 0.60 0.00 1.20 0.40 0.18 Toxicodendron radicans 2.60 0.00 7.11 0.50 0.00 1.20 0.30 0.13 Smilax bona-nox 0.40 0.03 0.77 0.60 0.00 1.20 0.40 0.12 Quercus laurifolia 1.00 0.00 2.26 0.30 0.00 0.65 0.30 0.10 Smilax rotundifolia 0.50 0.00 1.63 0.50 0.00 1.63 0.10 0.05 Morella cerifera 1.00 0.00 3.26 0.20 0.00 0.65 0.10 0.05 Carpinus caroliniana 1.00 0.00 3.26 0.10 0.00 0.33 0.10 0.04 Corpus foemina 1.00 0.00 3.26 0.10 0.00 0.33 0.10 0.04 Decumaria barbara 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.03 Ligustrum sinense 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.03 Quercus nigra 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.03 Ulmus americana 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.03 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically can range from 0.00 to 3.00 lealrl Appendix G-3. Broomfield Swamp Creek Well BSCW2 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Enchinocloa walteri 23.05 0.00 47.41 6.40 0.00 15.06 0.60 0.94 Phragmites australias 13.00 0.00 28.38 7.50 0.00 16.03 0.40 0.73 Rumex verticillatus 5.10 0.74 9.46 2.50 0.81 4.19 0.80 0.45 Typha angustifolia 2.20 0.00 5.53 0.60 0.00 1.20 0.40 0.19 Polygonum punctatum 1.15 0.00 2.62 0.90 0.00 1.94 0.40 0.18 Juncus coriaceus 3.30 0.00 7.76 0.40 0.00 0.90 0.30 0.17 Leersia virginica 0.65 0.00 1.54 1.80 0.00 4.18 0.20 0.16 Carex turgescens 0.70 0.00 2.28 0.40 0.00 1.30 0.10 0.06 Hydrocotyle verticillata 0.20 0.00 0.65 0.40 0.00 1.30 0.10 0.05 Acer rubrum 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.04 Baccharis halimifolia 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.03 Appendix G-4. Broomfield Swamp Creek Well BSCW2 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Baccharis halimifolia 6.50 1.15 11.85 1.00 0.17 1.83 0.50 1.33 Ulmus americana 2.70 0.00 6.52 0.30 0.00 0.65 0.30 0.56 Taxodium distichum 2.20 0.00 5.62 0.30 0.00 0.65 0.30 0.52 Acer rubrum 0.30 0.00 0.78 0.30 0.00 0.78 0.20 0.29 Toxicodendron radicans 0.10 0.00 0.33 0.20 0.00 0.65 0.10 0.17 Fraxinus oennsvlvanica 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.13 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically can range from 0.00 to 3.00 [emir: Appendix G-5. Drinkwater Well DWW1C Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Arundinaria gigantea 28.70 12.02 45.38 9.10 4.96 13.24 0.90 0.92 Microstegium vimineum 4.20 0.00 8.77 7.70 1.03 14.37 0.60 0.38 Toxicodendron radicans 5.70 0.00 14.40 3.70 0.50 6.90 0.70 0.30 Woodwardia aerolata 4.40 0.00 13.39 1.80 0.00 5.19 0.20 0.16 Bignonia capreolata 2.10 0.00 5.48 2.50 0.00 5.69 0.30 0.15 Smilax rotundifolia 0.85 0.00 1.94 1.50 0.27 2.73 0.50 0.12 Berchemia scandens 0.45 0.00 0.94 0.80 0.00 1.61 0.40 0.08 Quercus michauxii 0.90 0.00 1.99 0.60 0.00 1.37 0.30 0.07 Pinus seedling 0.20 0.00 0.38 0.60 0.00 1.29 0.40 0.07 Campsis radicans 0.35 0.00 0.83 0.80 0.00 1.96 0.30 0.07 Dioscorea villosa 0.65 0.00 1.77 0.50 0.00 1.20 0.30 0.07 Parthenocissus quinquefolia 0.28 0.00 0.72 0.40 0.00 0.90 0.30 0.06 Smilax bona-nox 0.20 0.00 0.50 0.50 0.00 1.27 0.20 0.04 Vaccinium corymbosum 0.60 0.00 1.73 0.20 0.00 0.50 0.20 0.04 Mitchella repens 0.13 0.00 0.32 0.50 0.00 1.27 0.20 0.04 Vitis rotundifolia 0.35 0.00 0.83 0.30 0.00 0.65 0.20 0.04 Athyrium asplenioides 0.90 0.00 2.94 0.30 0.00 0.98 0.10 0.04 Euonymus americanus 0.15 0.00 0.39 0.30 0.00 0.78 0.20 0.04 Arisaema triphyllum 0.50 0.00 1.63 0.40 0.00 1.30 0.10 0.03 Quercus phellos 0.10 0.00 0.25 0.20 0.00 0.50 0.20 0.03 Rubus argutus 0.50 0.00 1.63 0.30 0.00 0.98 0.10 0.03 Boehmeria cylindrica 0.40 0.00 1.30 0.20 0.00 0.65 0.10 0.03 Glyceria striata 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.03 Viola sororia 0.10 0.00 0.33 0.20 0.00 0.65 0.10 0.02 Glechoma hederacea 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.02 Liquidambar styraciflua 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.02 Celtis laevigata 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.02 Chasmanthium laxum 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Liriodendron tulipifera 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Sanicula canadensis 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Lespedeza cuneata 0.03 0.00 0.08 0.10 0.00 0.33 0.10 0.02 Appendix G-6. Drinkwater Well DWW1C Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Arundinaria gigantea 53.20 36.61 69.79 58.50 42.41 77.14 1.00 1.88 Smilax rotundifolia 1.45 0.00 2.94 3.80 0.00 9.17 0.40 0.20 Liquidambar styraciflua 8.50 0.00 21.35 0.30 0.00 0.86 0.20 0.17 Vaccinium corymbosum 3.40 0.00 8.06 0.30 0.00 0.70 0.30 0.14 Acer rubrum 6.00 0.00 19.57 0.10 0.00 0.36 0.10 0.11 Morella cerifera 1.50 0.00 3.91 0.20 0.00 0.55 0.20 0.08 Toxicodendron radicans 1.05 0.00 3.30 0.30 0.00 0.86 0.20 0.08 Quercus phellos 0.80 0.00 2.05 0.20 0.00 0.55 0.20 0.07 Smilax bona-nox 0.15 0.00 0.39 0.40 0.00 1.20 0.20 0.07 Vitis rotundifolia 0.20 0.00 0.50 0.20 0.00 0.55 0.20 0.07 Fraxinus profunda 2.50 0.00 8.16 0.10 0.00 0.36 0.10 0.06 Fraxinus pennsylvanica 0.70 0.00 2.28 0.10 0.00 0.36 0.10 0.04 Quercus michauxii 0.10 0.00 0.33 0.10 0.00 0.36 0.10 0.03 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically can range from 0.00 to 3.00 I.eM 1 Appendix G-7. Duck Creek Well DKCW1B Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Arundinaria gigantea 26.50 20.18 32.82 20.90 15.89 25.91 1.00 1.12 Eleocharis obtusa 18.00 6.05 29.95 2.00 1.05 2.95 0.80 0.42 Carex intumescens 12.20 0.00 26.83 2.00 0.53 3.47 0.60 0.31 Acerrubrum 1.10 0.00 2.27 1.70 0.53 2.87 0.70 0.16 Smilax rotundifolia 2.55 0.00 6.04 1.40 0.17 2.63 0.60 0.16 Juncus effusus 3.55 0.00 8.01 0.80 0.06 1.54 0.50 0.14 Rhynchospora caduca 2.80 0.00 8.39 0.50 0.00 1.01 0.40 0.11 Quercus laurifolia 0.65 0.00 1.33 0.80 0.14 1.46 0.50 0.10 Berchemia scandens 0.65 0.00 1.77 0.40 0.03 0.77 0.40 0.08 Toxicodendron radicans 0.60 0.00 1.72 0.70 0.00 1.60 0.30 0.07 Woodwardia areolata 0.30 0.00 0.75 0.60 0.00 1.50 0.30 0.06 Saururus cernuus 0.50 0.00 1.63 0.60 0.00 1.96 0.10 0.04 Dichanthelium caerulescens 0.80 0.00 2.61 0.40 0.00 1.30 0.10 0.04 Carex turgescens 0.50 0.00 1.63 0.40 0.00 1.30 0.10 0.03 Leucothoe racemosa 0.70 0.00 2.28 0.20 0.00 0.65 0.10 0.03 Galium tinctorium 0.10 0.00 0.33 0.30 0.00 0.98 0.10 0.02 Mitchella repens 0.05 0.00 0.16 0.20 0.00 0.65 0.10 0.02 Bignonia capreolata 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Ilex opaca 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Ulmus americana 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Pinus sp. 0.03 0.00 0.08 0.10 0.00 0.33 0.10 0.02 Appendix G-8. Duck Creek Well DKCW1B Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Arundinaria gigantea 27.50 18.38 36.62 32.80 22.23 45.05 1.00 1.85 Magnolia virginiana 5.20 0.00 10.96 0.90 0.00 2.16 0.50 0.30 Smilax rotundifolia 1.00 0.00 2.12 0.60 0.00 1.18 0.50 0.19 Bignonia capreolata 1.15 0.00 3.39 0.60 0.00 1.65 0.30 0.13 Baccharis halmifolia 1.20 0.00 2.70 0.30 0.00 0.70 0.30 0.13 Fraxinus pennsylvanica 3.00 0.00 9.79 0.10 0.00 0.36 0.10 0.10 Acerrubrum 2.00 0.00 6.52 0.10 0.00 0.36 0.10 0.08 Toxicodendron radicans 0.23 0.00 0.67 0.40 0.00 1.20 0.20 0.08 Uaccinium corymbosum 1.00 0.00 3.26 0.10 0.00 0.36 0.10 0.06 Pinus taeda 0.30 0.00 0.98 0.10 0.00 0.36 0.10 0.04 Decumaria barbara 0.10 0.00 0.33 0.20 0.00 0.72 0.10 0.04 ' Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically can range from 0.00 to 3.00 INN Appendix G-9. Duck Creek Well DKCW2A Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Microstegium vimenium 22.90 0.00 47.49 46.00 0.00 92.36 0.70 1.03 Arundinaria gigantea 24.20 11.77 36.63 14.90 7.16 22.64 0.80 0.64 Saururus cernuus 5.73 0.00 12.56 2.60 0.00 5.75 0.50 0.18 Toxicodendron radicans 5.30 0.00 11.28 0.90 0.00 1.82 0.40 0.14 Berchemia scandens 0.85 0.00 1.71 0.70 0.11 1.29 0.50 0.09 Carex intumescens 1.45 0.00 3.70 0.90 0.00 1.94 0.40 0.09 Quercus michauxii 1.70 0.00 4.09 0.70 0.00 1.60 0.30 0.07 Acer rubrum 0.60 0.00 1.71 0.40 0.03 0.77 0.40 0.07 Juncus coriaceous 1.60 0.00 3.51 0.40 0.00 0.90 0.30 0.07 Smilax rotundifolia 0.90 0.00 2.14 0.60 0.00 1.37 0.30 0.06 Liquidambar styraciflua 1.10 0.00 3.35 0.60 0.00 1.73 0.20 0.05 Eleocharis tortilis 1.20 0.00 3.46 0.30 0.00 0.78 0.20 0.05 Campsis radicans 1.03 0.00 3.28 0.40 0.00 1.09 0.20 0.05 Polygonum punctatum 0.50 0.00 1.27 0.90 0.00 2.70 0.20 0.05 Parthenocissus quinquefolia 1.05 0.00 3.30 0.30 0.00 0.78 0.20 0.05 Eunoymous americanus 1.50 0.00 4.89 0.50 0.00 1.63 0.10 0.04 Lonicera japonica 0.60 0.00 1.73 0.30 0.00 0.78 0.20 0.04 Liriodendron tulipfera 0.15 0.00 0.39 0.20 0.00 0.50 0.20 0.03 Glyceria striata 0.70 0.00 2.28 0.20 0.00 0.65 0.10 0.03 Woodwardia areolata 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.02 Ulmus americana 0.20 0.00 0.50 0.40 0.00 1.00 0.10 0.02 Quercus laurifolia 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.02 Mitchella repens 0.10 0.00 0.33 0.40 0.00 1.30 0.10 0.02 Dichanthelium caerulescens 0.20 0.00 0.65 0.30 0.00 0.98 0.10 0.02 Callicarpa americana 0.20 0.00 0.65 0.20 0.00 0.65 0.10 0.02 Vitis rotundifolia 0.10 0.00 0.33 0.20 0.00 0.65 0.10 0.02 Ilex opaca 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.02 Juncus effusus 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Appendix G-10. Duck Creek Well DKCW2A Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Arundinaria gigantea 18.70 11.74 25.66 14.10 8.91 20.11 1.00 1.25 Smilax rotundifolia 4.50 1.86 7.14 2.20 0.63 4.02 0.70 0.34 Berchemia scandens 2.10 0.00 4.42 1.10 0.06 2.30 0.50 0.20 Liquidambar styraciflua 4.00 0.00 8.71 0.60 0.00 1.40 0.40 0.19 Acer rubrum 4.00 0.00 9.00 0.40 0.00 0.98 0.30 0.16 Callicarpa americana 4.00 0.00 10.03 0.40 0.00 1.20 0.20 0.14 Quercus michauxii 2.00 0.00 4.50 0.40 0.00 0.98 0.30 0.12 Vitis rotundifolia 2.60 0.00 8.23 0.20 0.00 0.55 0.20 0.10 Vitis aestivalis 3.00 0.00 9.79 0.10 0.00 0.36 0.10 0.08 Toxicodendron radicans 0.60 0.00 1.73 0.40 0.00 1.20 0.20 0.07 Vaccinium corymbosum 1.00 0.00 2.51 0.20 0.00 0.55 0.20 0.07 Baccharis halmifolia 0.70 0.00 1.87 0.20 0.00 0.55 0.20 0.07 Cephalanthus occidentalis 1.00 0.00 3.26 0.30 0.00 1.09 0.10 0.06 Magonlia virginiana 1.00 0.00 3.26 0.20 0.00 0.72 0.10 0.05 Quercus laurifolia 1.00 0.00 3.26 0.20 0.00 0.72 0.10 0.05 Junioerus virainiana 1.00 0.00 3.26 0.10 0.00 0.36 0.10 0.05 ' Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically can range from 0.00 to 3.00 [«AI Appendix G-11. Duck Creek Well DKCW3A Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Microstegium viminium 33.00 6.40 59.60 42.00 7.55 76.45 1.00 1.11 Arundinaria gigantea 10.50 0.00 24.04 6.30 0.00 15.62 0.40 0.26 Glyceria striata 7.50 0.00 24.47 5.00 0.00 16.31 0.10 0.17 Carex intumescens 11.50 0.00 29.82 0.90 0.00 2.35 0.20 0.17 Eleocharis tortilis 6.00 0.00 13.69 1.30 0.00 2.85 0.30 0.13 Woodwardia areolata 4.50 0.00 10.45 2.30 0.00 5.14 0.30 0.13 Parthenocissus quinquefolia 1.85 0.00 5.17 1.00 0.00 2.31 0.50 0.11 Pinus seedling 3.20 0.00 6.98 0.90 0.00 1.88 0.40 0.11 Acerrubrum 1.25 0.00 3.49 1.20 0.00 2.54 0.40 0.09 Gelsemium sempervirens 0.60 0.00 1.35 1.60 0.00 3.26 0.40 0.09 Juncus effusus 3.70 0.00 10.50 0.30 0.00 0.78 0.20 0.07 Leersia virginica 1.40 0.00 3.74 1.80 0.00 4.54 0.20 0.07 Dichanthelium caerutescens 2.80 0.00 8.42 0.70 0.00 1.77 0.20 0.07 Leersia oryzoides 0.60 0.00 1.37 1.20 0.00 2.74 0.30 0.07 Toxicodendron radicans 0.30 0.00 0.65 0.30 0.00 0.65 0.30 0.05 Smilax rotundifolia 1.00 0.00 2.51 0.70 0.00 1.87 0.20 0.05 Quercus laurifolia 0.10 0.00 0.25 0.20 0.00 0.50 0.20 0.03 Smilax laurifolia 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.02 Mitchella repens 0.10 0.00 0.33 0.50 0.00 1.63 0.10 0.02 Boehymeria cylindra 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.02 Liriodendron tulipfera 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.02 Mikania scandens 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.02 Morella cerifera 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.02 Campsis radicans 0.05 0.00 0.16 0.20 0.00 0.65 0.10 0.02 Cuphea carthagenesis 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.02 Berchemia scandens 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Botrychium dissectum 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Liquidambar styraciflua 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Lonicera japonica 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.02 Vitis rotundifolia 0.03 0.00 0.08 0.10 0.00 0.33 0.10 0.02 Appendix G-12. Duck Creek Well DKCW3A Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Arundinaria gigantea 26.50 7.27 45.73 27.10 8.56 48.58 0.70 1.59 Liquidambar styraciflua 13.50 1.69 25.31 1.50 0.42 2.75 0.70 0.53 Pinus taeda 2.50 0.00 7.04 0.70 0.00 1.94 0.20 0.13 Morella cerifera 2.00 0.00 5.46 0.20 0.00 0.55 0.20 0.11 Campsis radicans 1.50 0.00 3.91 0.30 0.00 0.86 0.20 0.10 Persea palustris 1.20 0.00 3.04 0.20 0.00 0.55 0.20 0.09 Rubus argutus 0.20 0.00 0.50 0.20 0.00 0.55 0.20 0.07 Cyrilla racemiflora* 2.00 0.00 6.52 0.10 0.00 0.36 0.10 0.07 Magonlia virginiana 1.50 0.00 4.89 0.10 0.00 0.36 0.10 0.06 Vitis rotundifolia 1.50 0.00 4.89 0.10 0.00 0.36 0.10 0.06 Smilax laurifolia 0.50 0.00 1.63 0.40 0.00 1.45 0.10 0.05 Symplocus tinctoria 0.50 0.00 1.63 0.10 0.00 0.36 0.10 0.04 Smilax rotundifolia 0.20 0.00 0.65 0.10 0.00 0.36 0.10 0.04 Parthenocissus auinauefolia 0.10 0.00 0.33 0.10 0.00 0.36 0.10 0.04 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically can range from 0.00 to 3.00 [evr% Appendix G-13. Duck Creek Well DKCW4B Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Microstegium vimineum 27.80 3.61 51.99 38.40 5.93 76.01 1.00 1.32 Carex intumescens 8.40 0.00 17.59 2.50 0.28 5.07 0.60 0.29 Mitchella repens 1.05 0.20 1.90 5.90 1.59 10.89 0.70 0.22 Toxicodendron radicans 1.20 0.32 2.08 1.90 0.13 3.95 0.60 0.14 Berchemia scandens 1.05 0.00 2.29 1.30 0.04 2.76 0.40 0.10 Boehmeria cylindrica 1.50 0.00 3.50 0.80 0.00 2.35 0.30 0.09 Botrychium dissectum 0.30 0.00 0.75 1.80 0.00 4.97 0.30 0.08 Persea palustris 1.20 0.00 3.43 0.40 0.00 0.98 0.30 0.07 Woodwardia aerolata 1.50 0.00 4.89 0.90 0.00 3.26 0.10 0.06 Campsis radicans 0.40 0.00 0.90 0.40 0.00 0.98 0.30 0.06 Saururus cernuus 1.60 0.00 5.22 0.60 0.00 2.17 0.10 0.06 Glyceria striata 0.40 0.00 1.00 1.00 0.00 3.10 0.20 0.05 Hypericum/triadendum walteri 1.20 0.00 3.91 0.80 0.00 2.90 0.10 0.05 Parthenocissus quinquefolia 0.10 0.00 0.23 0.30 0.00 0.70 0.30 0.05 Woodwardia virginica 0.35 0.00 1.03 0.60 0.00 1.91 0.20 0.04 Eunoymous americanus 0.33 0.00 1.00 0.60 0.00 1.72 0.20 0.04 Decumaria barbara 0.15 0.00 0.39 0.40 0.00 1.20 0.20 0.04 Vitis rotundifolia 0.15 0.00 0.39 0.30 0.00 0.86 0.20 0.04 Lonicera japonica 0.40 0.00 1.30 0.70 0.00 2.53 0.10 0.03 Juncus coriaceous 0.50 0.00 1.63 0.10 0.00 0.36 0.10 0.03 Galium tinctorium 0.05 0.00 0.16 0.60 0.00 2.17 0.10 0.02 Eleocharis tortillis 0.20 0.00 0.65 0.10 0.00 0.36 0.10 0.02 Smilax bona-nox 0.20 0.00 0.65 0.10 0.00 0.36 0.10 0.02 Dichanthelium coerulescens 0.10 0.00 0.33 0.20 0.00 0.72 0.10 0.02 Sanicula canadensis 0.10 0.00 0.33 0.20 0.00 0.72 0.10 0.02 Carpinus caroliniana 0.05 0.00 0.16 0.10 0.00 0.36 0.10 0.02 Smilax rotundifolia 0.05 0.00 0.16 0.10 0.00 0.36 0.10 0.02 Taxodium distichum 0.05 0.00 0.16 0.10 0.00 0.36 0.10 0.02 Appendix G-14. Duck Creek Well DKCW4B Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Berchemia scandens 0.70 0.00 1.53 1.00 0.00 2.83 0.30 1.18 Campsis radicans 1.00 0.00 3.26 0.20 0.00 0.72 0.10 0.55 Decumaria barbara 1.00 0.00 3.26 0.20 0.00 0.72 0.10 0.55 Persea borbonia 0.30 0.00 0.98 0.10 0.00 0.36 0.10 0.27 Parthenocissus quinquefolia 0.20 0.00 0.65 0.10 0.00 0.36 0.10 0.24 Toxicodendron radicans 0.10 0.00 0.33 0.10 0.00 0.36 0.10 0.21 ' Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically can range from 0.00 to 3.00 G-23 Appendix G-15. Huddles Main Well HMW2 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Lemna minor 42.53 16.22 68.83 13182.70 5029.37 21336.03 1.00 2.07 Typha latifolia 9.20 0.00 23.12 3.20 0.00 7.71 0.50 0.34 Typha angustifolia 4.80 0.00 13.83 1.30 0.00 3.59 0.20 0.15 Phragmites australis 4.00 0.00 10.26 3.00 0.00 7.52 0.20 0.14 Pluchea odorata 0.70 0.00 1.87 0.40 0.00 1.09 0.20 0.09 Cyperus odoratus 0.50 0.00 1.27 0.50 0.00 1.27 0.20 0.09 Hydrocotyle verticillata 0.10 0.00 0.33 0.50 0.00 1.63 0.10 0.04 Toxicodendron radicans 0.10 0.00 0.33 0.20 0.00 0.65 0.10 0.04 Eupatorium capillifolium 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.04 Appendix G-16. Huddles Main Well HMW2 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Baccharis halimifolia 3.50 0.00 7.65 0.30 0.00 0.65 0.30 1.15 Smilax rotundifolia 1.30 0.00 3.59 0.60 0.00 1.73 0.20 0.90 Toxicodendron radicans 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.27 Smilax bona-nox 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.24 Berchemia scandens 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.22 Morella cerifera 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.22 Appendix G-17. Huddles Main Well HMW5 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Lemna minor 21.98 0.00 48.53 7834.00 0.00 17301.90 0.70 1.59 Typha angustifolia 25.00 0.84 49.16 13.60 0.05 27.15 0.70 0.64 Echinocloa walteri 0.50 0.00 1.63 0.20 0.00 0.65 1.00 0.28 Cyperus odoratus 2.60 0.00 7.04 1.10 0.00 2.29 0.40 0.16 Toxicodendron radicans 2.90 0.00 8.53 1.30 0.00 3.32 0.20 0.11 Hydrocotyle verticillata 0.70 0.00 1.87 3.90 0.00 12.23 0.20 0.07 Setaria magna 0.30 0.00 0.98 0.20 0.00 0.65 0.20 0.06 Rubus argutus 0.50 0.00 1.63 0.80 0.00 2.61 0.10 0.04 Smilax rotundifolia 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.04 Typha latifolia 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.03 Appendix G-18. Huddles Main Well HMW5 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Toxicodendron radicans 2.80 0.35 5.25 1.60 0.00 3.39 0.50 1.22 Morella cerifera 3.00 0.00 7.52 0.30 0.00 0.65 0.30 0.65 Rubus argutus 1.00 0.00 2.51 0.20 0.00 0.50 0.20 0.32 Smilax rotundifolia 1.00 0.00 3.26 0.30 0.00 0.98 0.10 0.28 Baccharis halimifolia 0.50 0.00 1.63 0.30 0.00 0.98 0.10 0.23 Ulmus americana 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.16 Parthenocissus auinauefolia 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.14 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically can range from 0.00 to 3.00 G-24 Appendix G-19. Huddles Main Well HMW6 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Lemna minor 44.00 18.05 69.95 14685.80 6080.14 23291.46 0.80 2.24 Typha angustifolia 6.30 0.00 17.52 2.10 0.00 5.05 0.30 0.29 Cyperus odoratus 1.80 0.00 4.39 1.20 0.00 2.70 0.30 0.22 Bacopa monnieri 7.00 0.00 22.84 20.00 0.00 65.24 0.10 0.18 Symphyotrichum subulatum 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.06 Appendix G-20. Huddles Main Well HMW6 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Toxicodendron radicans 5.60 1.21 9.99 0.80 0.35 1.25 0.70 1.63 Morella cerifera 3.20 0.00 7.98 0.40 0.00 0.90 0.30 0.81 Baccharis halimifolia 1.00 0.00 2.51 0.20 0.00 0.50 0.20 0.39 Ilex opaca 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.17 Appendix G-21. Huddles Main Well HMW8 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Phragmites australis 36.50 3.28 69.72 18.30 1.71 34.89 0.50 1.11 Lemna minor 0.10 0.00 0.33 38.70 -48.85 126.25 0.10 0.61 Symphyotrichum subulatum 1.90 0.00 4.27 2.20 0.00 5.12 0.40 0.20 Osmunda regalis 6.00 0.00 19.57 2.00 0.00 6.52 0.10 0.17 Baccharis halimifolia 1.83 0.00 4.22 0.60 0.00 1.29 0.40 0.17 Toxicodendron radicans 2.30 0.00 6.77 0.50 0.00 1.11 0.30 0.15 Typha angustifolia 2.70 0.00 8.32 2.10 0.00 6.60 0.20 0.15 Iva frutescens 0.70 0.00 1.66 1.20 0.00 2.74 0.30 0.13 Cyperus odoratus 0.40 0.00 0.90 0.40 0.00 0.90 0.30 0.11 Echinochloa walteri 0.15 0.00 0.39 0.20 0.00 0.50 0.20 0.07 Samolus valerandi spp. Parvifloru. 0.50 0.00 1.63 1.20 0.00 3.91 0.10 0.06 Eupatorium serotinum 0.70 0.00 2.28 0.20 0.00 0.65 0.10 0.05 Rumex verticillata 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.03 Appendix G-22. Huddles Main Well HMW8 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Iva frutescens 14.00 7.51 20.49 2.00 0.93 3.07 0.90 0.92 Morella cerifera 16.50 1.99 31.01 1.30 0.40 2.20 0.60 0.75 Baccharis halimifolia 9.80 0.00 21.42 1.20 0.00 2.41 0.50 0.57 Toxicodendron radicans 6.80 0.00 17.78 0.50 0.12 0.88 0.50 0.39 Persea palustris 3.50 0.00 8.85 0.40 0.00 1.00 0.20 0.20 Sabal minor 0.70 0.00 2.28 0.10 0.00 0.33 0.10 0.06 Berchemia scandens 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.06 Rosa oalustris 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.05 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 [elMi.. Appendix G-23. Huddles Main Well HMW9 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Lemna minor 0.58 0.00 1.69 204.90 0.00 603.58 0.30 1.19 Typha angustifolia 3.30 0.00 9.04 1.70 0.00 5.07 0.20 0.47 Symphyotrichum subulatum 1.60 0.00 3.89 0.80 0.00 1.96 0.30 0.33 Cyperus odoratus 1.40 0.00 3.31 0.90 0.00 1.99 0.30 0.31 Iva frustescens 0.90 0.00 2.46 0.70 0.00 1.66 0.30 0.25 Carex lurida 0.30 0.00 0.78 0.60 0.00 1.50 0.20 0.14 Echinochloa walteri 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.11 Amanranthus cannabinus 0.30 0.00 0.98 0.20 0.00 0.65 0.10 0.08 Rumex verticillata 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.06 Pluchea odorata 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.06 Appendix G-24. Huddles Main Well HMW9 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Iva frutescens 10.70 0.91 20.49 1.80 0.34 3.26 0.60 1.00 Morella cerifera 11.50 0.00 23.43 0.80 0.00 1.61 0.40 0.68 Baccharis halimifolia 7.50 0.92 14.08 0.70 0.11 1.29 0.50 0.61 Toxicodendron radicans 5.50 0.00 13.13 0.70 0.00 1.53 0.30 0.46 Quercus laurifolia 3.00 0.00 9.79 0.10 0.00 0.33 0.10 0.15 Persea borbonia 1.00 0.00 3.26 0.10 0.00 0.33 0.10 0.10 Appendix G-25. Huddles Main Well HMW10 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Lemna minor 33.55 16.24 50.86 13174.70 6647.46 19701.94 1.00 2.25 Typha angustifolia 6.50 0.00 17.94 4.90 0.00 13.95 0.20 0.25 Cyperus odoratus 1.20 0.00 2.62 0.90 0.00 1.94 0.30 0.18 Echinochloa walteri 0.90 0.00 2.27 0.40 0.00 1.09 0.20 0.12 Hydrocotyle verticillata 1.00 0.00 3.26 3.00 0.00 9.79 0.10 0.07 Rumex verticillata 1.00 0.00 3.26 0.70 0.00 2.28 0.10 0.07 Toxicodendron radicans 0.70 0.00 2.28 0.10 0.00 0.33 0.10 0.07 Appendix G-26. Huddles Main Well HMW10 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Arundinaria gigantea 1.50 0.00 4.89 1.00 0.00 3.26 0.10 0.64 Toxicodendron radicans 1.80 0.00 4.20 0.30 0.00 0.65 0.30 0.53 Smilax rotundifolia 0.60 0.00 1.73 0.20 0.00 0.50 0.20 0.30 Morella cerifera 1.50 0.00 4.89 0.10 0.00 0.33 0.10 0.26 Persea borbonia 1.50 0.00 4.89 0.10 0.00 0.33 0.10 0.26 Vaccinium corymbosum 1.00 0.00 3.26 0.20 0.00 0.65 0.10 0.26 Quercus laurifolia 1.00 0.00 3.26 0.10 0.00 0.33 0.10 0.22 Rosa palustris 0.70 0.00 2.28 0.10 0.00 0.33 0.10 0.19 Smilax bona-nox 0.20 0.00 0.65 0.20 0.00 0.65 0.10 0.18 Baccharis halimifolia 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.17 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 [evrO Appendix G-27. Huddles Main Well HMW12 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Lemna minor 31.80 5.44 58.16 11336.30 1940.43 20732.17 1.00 2.08 Typha latifolia 4.50 0.98 8.02 3.10 0.33 5.87 0.70 0.34 Phragmites australis 3.60 0.00 7.71 3.90 0.00 8.37 0.40 0.22 Hydrocotyle verticillata 1.00 0.00 2.51 8.20 0.00 23.17 0.20 0.09 Symphyotrichum subulatum 0.50 0.00 1.27 0.30 0.00 0.78 0.20 0.08 Cyperus odoratus 0.40 0.00 1.00 0.50 0.00 1.27 0.20 0.08 Baccharis halimifolia 0.50 0.00 1.63 0.30 0.00 0.98 0.10 0.05 Iva frutescens 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.04 Eupatorium capillifolium 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.04 Appendix G-28. Huddles Main Well HMW12 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Morella cerifera 6.00 0.00 15.20 0.60 0.00 1.37 0.30 0.95 Baccharis halimifolia 4.00 0.00 13.05 0.40 0.00 1.30 0.10 0.52 Toxicodendron radicans 2.10 0.00 6.60 0.40 0.00 1.00 0.20 0.52 Smilax rotundifolia 1.50 0.00 4.89 0.60 0.00 1.96 0.10 0.46 Quercus laurifolia 3.00 0.00 9.79 0.20 0.00 0.65 0.10 0.38 Parthensocissus quinquefolia 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.16 Appendix G-29. Huddles West Well HWW2 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Phragmites australis 80.00 35.00 125.00 33.25 14.27 52.23 1.00 2.65 Berchemia scandens 0.13 0.00 0.52 0.25 0.00 1.05 0.25 0.18 Toxicodendron radicans 0.13 0.00 0.52 0.25 0.00 1.05 0.25 0.18 Appendix G-30. Huddles West Well HWW2 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Baccharis halimifolia 13.75 0.00 28.81 0.75 0.00 1.55 0.75 0.60 Smilax bona-nox 4.25 0.00 15.75 1.50 0.00 5.29 0.50 0.45 Toxicodendron radicans 3.75 0.00 8.50 1.00 0.00 2.30 0.75 0.44 Morella cerifera 8.75 0.00 27.55 0.75 0.00 2.27 0.50 0.43 Corpus foemina 12.50 0.00 52.28 0.50 0.00 2.09 0.25 0.40 Berchemia scandens 5.00 0.00 20.91 0.75 0.00 3.14 0.25 0.28 Arundinaria gigantea 0.75 0.00 3.14 1.25 0.00 5.23 0.25 0.27 Ulmus americana 1.25 0.00 5.23 0.25 0.00 1.05 0.25 0.13 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 G-27 CnnanrliY G_31 Hllflfl1a8 Walt Wall HWWA Harhs 7n19 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Lemna minor `uL.SU /5.53 IU`u.4/ `uUSU.UU 13,luu.`ul III".U`u Luu L.`,Iu Cyperus odoratus 1.00 0.00 3.26 0.30 0.00 0.98 0.10 0.10 GnnanrliY G-27 Hurlrllas Wast Wall HWWd Shruhs 9019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Toxlcodendron radicans 4.30 0.00 9.66 2.00 0.69 3.3 i 0.80 1.29 Rosa palustris 1.60 0.00 3.29 1.10 0.00 2.24 0.40 0.61 Morella cerifera 3.00 0.00 6.46 0.50 0.00 1.01 0.40 0.60 Smilax rotundifolia 0.20 0.00 0.50 0.30 0.00 0.78 0.20 0.19 Ulmus americana 1.00 0.00 3.26 0.10 0.00 0.33 0.10 0.17 Baccharis halimifolia 0.40 0.00 1.30 0.20 0.00 0.65 0.10 0.14 ndiY A eG-33 HHCICIIaB Wast Wall HWW7 Harhs 9019 ---------- ------------------------------- ----------- Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Lemna minor /L. Ib bL.ub `uL.L4 icio.uu bLUb.UI `JLL3.`J`J I.UU L.II Typha angustifolia 20.30 2.42 38.18 13.20 5.67 20.73 0.90 0.54 Cyperus odoratus 1.30 0.00 3.32 2.40 0.00 6.02 0.20 0.09 Phragmites australis 0.60 0.00 1.73 1.30 0.00 3.32 0.20 0.08 Toxicodendron radicans 0.60 0.00 1.57 1.10 0.00 2.96 0.20 0.08 Pluchea odorata 0.10 0.00 0.25 0.30 0.00 0.78 0.20 0.07 Polygonum punctatum 0.20 0.00 0.65 0.30 0.00 0.98 0.10 0.04 CnnanrliY G-3d Hurlrllas Wast Wall HWW7 Shruhs 9019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' I OXICOdendYOn radcans Z.bU U.13 4.23( U.&u UAl ) 1.151 u.bu "I.b4 Baccharis halimifolia 2.70 0.00 8.32 0.30 0.00 0.78 0.20 0.81 Persea palustris 0.80 0.00 2.61 0.10 0.00 0.33 0.10 0.28 Smilax rotundifolia 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.19 Rosa oalustris 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.17 ' Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 G-28 Appendix G-35. Huddles West Well HWW8 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Lemna minor 95.90 91.63 100.17 34580.40 32967.43 36193.37 1.00 2.61 Phragmites australis 4.80 0.00 13.73 3.70 0.00 9.56 0.30 0.25 Cyperus odoratus 0.80 0.00 2.61 0.50 0.00 1.63 0.10 0.07 Typha latifolia 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.07 Appendix G-36. Huddles West Well HWW8 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Ulmus americana 3.00 0.00 9.79 0.20 0.00 0.65 0.10 1.29 Baccharis halimifolia 1.20 0.00 3.04 0.20 0.00 0.50 0.20 1.16 Morella cerifera 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.56 Appendix G-37. Jacks Creek Well JW2A Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Polygonum punctatum 15.90 0.00 32.20 8.00 2.39 13.61 0.70 1.15 Echinochloa walteri 8.70 0.00 24.29 2.10 0.00 5.43 0.40 0.51 Arundinaria gigantea 2.40 0.00 4.88 1.80 0.19 3.41 0.50 0.35 Saururus cernuus 3.70 0.00 10.50 2.00 0.00 5.09 0.20 0.29 Hydrocotyle verticillata 0.80 0.00 2.05 2.80 0.00 7.48 0.20 0.25 Phragmites australis 0.60 0.00 1.73 0.50 0.00 1.41 0.20 0.12 Toxicodendron radicans 1.00 0.00 3.26 0.50 0.00 1.63 0.10 0.09 Campsis radicans 0.50 0.00 1.63 0.30 0.00 0.98 0.10 0.07 Eclipta prostrata 0.80 0.00 2.61 0.10 0.00 0.33 0.10 0.07 Bignonia capreolata 0.20 0.00 0.65 0.30 0.00 0.98 0.10 0.06 Smilax rotundifolia 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.04 Appendix G-38. Jacks Creek Well JW2A Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Arundinaria gigantea 20.30 1.36 39.24 42.00 8.65 75.35 0.60 1.38 Sabal minor (clumps) 22.00 2.94 41.06 3.00 0.14 5.86 0.70 0.67 Fraxinus pennsylvanica 10.50 0.00 21.78 3.50 0.95 6.05 0.60 0.45 Smilax rotundifolia 1.50 0.00 3.19 1.30 0.00 2.77 0.40 0.18 Campsis radicans 1.05 0.00 3.30 0.30 0.00 0.78 0.20 0.09 Smilax bona-nox 0.13 0.00 0.35 0.20 0.00 0.50 0.20 0.07 Morella cerifera 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.04 Quercus laurifolia 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.04 Ulmus americana 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.04 Toxicodendron radicans 0.13 0.07 0.18 0.10 0.00 0.33 0.10 0.04 Appendix G-39. Jacks Creek Well JW3 Herbs 2019 Average Average Average Average Average Average percent percent per, number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Phragmites australis 68.00 48.69 87.31 33.00 22.86 43.14 1.00 2.90 Hvdrocotvle verticillata 0.10 0.00 0.33 0.20 0.00 0.65 0.10 0.10 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 G-29 Appendix G-40. Jacks Creek Well JW3 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Baccharis halimifolia 16.00 4.71 27.29 1.00 0.33 1.67 0.70 0.57 Toxicodendron radicans 8.50 2.18 14.82 1.30 0.54 2.06 0.70 0.47 Morella cerifera 13.40 0.00 31.36 0.90 0.00 1.88 0.40 0.44 Sabal minor (clumps) 7.50 0.00 16.46 1.30 0.00 2.69 0.50 0.41 Fraxinus pennsylvanica 7.50 0.92 14.08 1.00 0.17 1.83 0.50 0.37 Smilax bona-nox 1.10 0.00 2.59 0.90 0.00 2.14 0.30 0.20 Campsis radicans 0.55 0.00 1.67 0.50 0.00 1.41 0.20 0.12 Smilax rotundifolia 0.60 0.00 1.73 0.40 0.00 1.09 0.20 0.11 Ilex opaca 1.00 0.00 2.51 0.20 0.00 0.50 0.20 0.09 Quercus laurifolia 1.00 0.00 2.51 0.20 0.00 0.50 0.20 0.09 Bignonia capreolata 0.15 0.00 0.39 0.20 0.00 0.50 0.20 0.08 Persea borbonia 1.00 0.00 3.26 0.10 0.00 0.33 0.10 0.05 Appendix G-41. Jacks Creek Well JW5A Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Phragmites australis 98.00 93.48 102.52 43.00 38.17 47.83 1.00 2.88 Sabal minor 2.00 0.00 6.52 0.20 0.00 0.65 0.10 0.12 Appendix G-42. Jacks Creek Well JW5A Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Sabal minor 4.50 0.00 11.34 0.30 0.00 0.78 0.20 1.57 Baccharis halimifolia 5.00 0.00 12.73 0.20 0.00 0.50 0.20 1.43 Appendix G-43. Jacks Creek Well JW7A Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Hydrocotyle verticillata 6.90 0.00 14.82 37.00 0.00 80.06 0.60 0.91 Leersia virginice 8.00 0.00 23.65 9.10 0.00 24.72 0.30 0.41 Polygonum punctatum 2.90 0.00 7.29 3.10 0.21 5.99 0.50 0.24 Arundinaria gigantea 5.00 0.00 12.15 2.80 0.00 7.30 0.30 0.24 Samolus valerandi spp. parvifloru: 3.10 0.00 9.87 3.10 0.00 9.87 0.20 0.17 Juncus coriaceus (clumps) 5.00 0.00 16.31 0.20 0.00 0.65 0.10 0.15 Microstegium vimineum 1.80 0.00 4.54 1.80 0.00 4.54 0.20 0.12 Toxicodendron radicans 0.80 0.00 1.74 1.80 0.00 4.06 0.30 0.12 Enchinocloa walteri 2.50 0.00 8.16 0.20 0.00 0.65 0.10 0.09 Mikania scandens 0.90 0.00 2.27 0.20 0.00 0.50 0.20 0.07 Smilax bona-nox 0.60 0.00 1.57 0.30 0.00 0.78 0.20 0.07 Carex intumescens 0.90 0.00 2.94 0.10 0.00 0.33 0.10 0.05 Ilex opaca 0.80 0.00 2.61 0.10 0.00 0.33 0.10 0.04 Pluchea odorata 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.04 Baccharis halimifolia 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.04 Symphyotrichum subulatum 0.20 0.00 0.65 0.50 0.00 1.63 0.10 0.04 Galium tinctorium 0.10 0.00 0.33 0.50 0.00 1.63 0.10 0.03 Campsis radicans 0.30 0.00 0.98 0.20 0.00 0.65 0.10 0.03 Parthenocissus quinquefolia 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.03 Rubus trivialis 0.30 0.00 0.98 0.10 0.00 0.33 0.10 0.03 Liriodendron tulipifera 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.03 Eclipta prostrate 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.03 Viola sororia 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.03 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 [elmit Appendix G-44. Jacks Creek Well JW7A Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Arundinaria gigantea 13.50 0.65 26.35 11.20 0.73 21.67 0.40 0.72 Sabal minor (clumps) 27.00 12.67 41.33 2.20 0.74 3.66 0.80 0.56 Fraxinus pennsylvanica 16.50 3.65 29.35 1.80 0.15 3.45 0.80 0.42 Toxicodendron radicans 5.10 1.40 8.80 1.70 0.19 3.21 0.70 0.27 Smilax rotundifolia 3.60 0.26 6.94 2.80 0.09 5.51 0.50 0.26 Persea palustris 5.00 0.00 10.33 0.50 0.00 1.01 0.40 0.16 Smilax bona-nox 1.90 0.01 3.79 1.10 0.01 2.19 0.40 0.15 Quercus laurfolia 3.00 0.00 6.02 0.40 0.03 0.77 0.40 0.13 Baccharis halimifolia 4.00 0.00 10.03 0.20 0.00 0.50 0.20 0.09 Carpinus caroliniana 2.00 0.00 5.02 0.20 0.00 0.50 0.20 0.07 Liquidambar styraciflua 2.50 0.00 8.16 0.50 0.00 1.63 0.10 0.07 Campsis radicans 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.03 Parthenocissus quinquefolia 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.03 Decumaria barbara 0.40 0.00 1.30 0.10 0.00 0.33 0.10 0.03 Bignonia capreolata 0.20 0.00 0.65 0.10 0.00 0.33 0.10 0.03 Appendix G-45. Jacks Creek Well JW9A Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Typha angustifolia 13.20 5.07 21.33 7.90 1.63 14.17 0.80 1.01 Polygonum punctatum 15.70 0.00 34.86 4.40 0.00 8.95 0.60 0.83 Phragmites australis 6.00 0.00 15.66 4.00 0.00 10.91 0.20 0.42 Pluchea odorata 0.90 0.11 1.69 2.60 0.09 5.11 0.50 0.33 Samolus valerandi spp. parvifloru: 0.30 -0.18 0.78 1.50 -0.91 3.91 0.20 0.15 Sagittaria lancifolia 1.20 0.00 3.46 0.60 0.00 1.73 0.20 0.13 Eupatorium capillifolium 1.00 0.00 3.26 0.10 0.00 0.33 0.10 0.07 Symphyotrichum subulatum 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.05 Appendix G-46. Jacks Creek Well JW9A Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value Sabal minor 12.50 0.00 25.91 1.70 0.00 3.52 0.40 0.66 Iva frutescens 6.90 1.97 11.83 1.40 0.50 2.30 0.70 0.61 Morella cerifera 13.00 2.18 23.82 1.00 0.11 1.89 0.50 0.60 Baccharis halimifolia 10.00 2.65 17.35 0.90 0.19 1.61 0.60 0.56 Toxicodendron radicans 4.50 0.00 11.74 0.60 0.00 1.57 0.20 0.26 Smilax bona-nox 0.70 0.00 1.87 0.70 0.00 1.87 0.20 0.19 Juniperus virginiana 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.06 Ulmus americana 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.06 Appendix G-47. Jacobs Creek Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value Microstegium vimineum 13.80 0.00 33.84 14.60 0.00 34.59 0.30 1.00 Carex intumescens 6.10 0.00 13.64 4.50 0.00 11.20 0.40 0.46 Glechoma hederacea 5.00 0.00 10.85 3.90 0.18 7.62 0.40 0.40 Arundinaria gigantea 4.40 0.00 10.24 1.90 0.01 3.79 0.40 0.32 Smilax bona-nox 1.05 0.00 2.81 1.30 0.00 3.27 0.50 0.23 Toxicodendron radicans 0.85 0.00 2.22 1.10 0.00 2.73 0.30 0.15 Berchemia scandens 0.15 0.00 0.32 0.30 0.00 0.65 0.30 0.11 Saururus cernuus 1.00 0.00 3.26 1.20 0.00 3.91 0.10 0.10 Smilax rotundifolia 0.60 0.00 1.73 0.30 0.00 0.78 0.20 0.09 Sabal minor (clumps) 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.05 Acer rubrum 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.04 Boehmeria cylindrica 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.04 Campsis radicans 0.05 0.00 0.16 0.10 0.00 0.33 0.10 0.04 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 [elms AnnandiY C -dR .Iarnhs rraak Shruhs 9019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Aruncunana gigamea 310.LU I U. I `J bL.CI 04.UU LL.44 l4b.b13 U.ou L. I L Smilax bona-nox 1.00 0.00 2.22 1.10 0.00 2.24 0.40 0.22 Sabal minor (clumps) 3.70 0.00 10.50 0.20 0.00 0.50 0.20 0.17 Smilax rotundifolia 0.65 0.00 1.77 0.80 0.00 2.14 0.30 0.16 Carpinus caroliniana 2.20 0.00 6.70 0.20 0.00 0.50 0.20 0.14 Vitis aestivalis 1.50 0.00 3.91 0.50 0.00 1.27 0.20 0.13 Callicarpa americana 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.06 GnnanrliY G-d9 I nnn rraak Wall I OCW?R Harhs 9019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' mydrocoryIe verncmara Z.IU u.uu 4.bf lU.3U u.uu ZZ.&b UAU U.bz Triglochin striate 2.60 0.00 6.65 7.30 0.00 18.97 0.20 0.49 Pluchea odorata 2.80 0.40 5.20 1.70 0.27 3.13 0.60 0.43 Centella erecta 1.00 0.00 2.82 5.00 0.00 14.08 0.20 0.30 Samolus valerandi spp. Parvifloru. 0.55 0.06 1.04 1.60 0.00 3.79 0.50 0.24 Glyceria striate 1.60 0.00 5.22 0.20 0.00 0.65 0.10 0.15 Arundinaria gigantea 0.70 0.00 2.05 0.90 0.00 2.70 0.20 0.14 Carex debilis 0.60 0.00 1.57 0.20 0.00 0.50 0.20 0.11 Morella cerifera 0.25 0.00 0.70 0.30 0.00 0.78 0.20 0.09 Juncus roemarianus 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.07 Toxicodendron radicans 0.40 0.00 1.30 0.20 0.00 0.65 0.10 0.06 Polygonum punctatum 0.20 0.00 0.65 0.60 0.00 1.96 0.10 0.06 Eupatorium capillifolium 0.20 0.00 0.65 0.20 0.00 0.65 0.10 0.05 Gelsemium sempervirens 0.10 0.00 0.33 0.20 0.00 0.65 0.10 0.04 Lycopus virginicus 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.04 Liquidambar styraciflua 0.05 0.00 0.16 0.20 0.00 0.65 0.10 0.04 Dioscorea villosa 0.03 0.00 0.08 0.10 0.00 0.33 0.10 0.03 Pinus sp. 0.03 0.00 0.08 0.10 0.00 0.33 0.10 0.03 GnnanrliY G_50 I nnn rraak Wa11 I OCW?R Shruhs 9019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Morelia cenrera 25.50 11.25 39.75 4.00 1.57 6.43 0.80 1 . l l Arundinaria gigantea 8.70 0.00 20.07 5.90 0.09 11.71 0.50 0.81 Vaccinium corymbosum 2.80 0.00 6.22 0.80 0.00 1.74 0.40 0.25 Liquidambar styraciflua 4.00 0.00 8.71 0.40 0.00 0.90 0.30 0.21 Persea palustris 2.50 0.00 6.36 0.50 0.00 1.27 0.20 0.16 Smilax rotundifolia 0.90 0.00 2.09 0.40 0.00 0.90 0.30 0.15 Smilax bona-nox 1.50 0.00 4.89 0.20 0.00 0.65 0.10 0.08 Baccharis halimifolia 0.50 0.00 1.63 0.30 0.00 0.98 0.10 0.07 Vitis rotundifolia 0.50 0.00 1.63 0.20 0.00 0.65 0.10 0.06 Nyssa biflora 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.05 Toxicodendron radicans 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.05 ' Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value can theoretically range from 0.00 to 3.00 [eIIc30 Appendix G-51. Porter Creek Well PCW5 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Carex intumescens 10.73 0.00 23.07 2.80 0.00 5.68 0.60 1.20 Smilax rotundifolia 1.30 0.00 2.61 1.20 0.00 2.41 0.50 0.38 Bignonia capreolata 0.65 0.00 1.41 0.80 0.00 1.61 0.40 0.26 Arundinaria gigantea 2.00 0.00 6.52 0.80 0.00 2.61 0.10 0.25 Liriodendron tulipifera 0.18 0.01 0.34 0.40 0.03 0.77 0.40 0.18 Lonicera japonica 0.35 0.00 1.03 0.60 0.00 1.73 0.20 0.16 Acerrubrum 0.10 0.00 0.23 0.30 0.00 0.65 0.30 0.13 Berchemia scandens 0.10 0.00 0.25 0.40 0.00 1.09 0.20 0.12 Botrychium dissectam 0.08 0.00 0.20 0.20 0.00 0.50 0.20 0.09 Carpinus caroliniana 0.08 0.00 0.20 0.20 0.00 0.50 0.20 0.09 Mitchella repens 0.30 0.00 0.98 0.30 0.00 0.98 0.10 0.09 Quercus phellos 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.05 Appendix G-52. Porter Creek Well PCW5 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Arundinaria gigantea 8.00 0.00 19.95 4.10 0.00 11.06 0.30 1.36 Carpinus caroliniana 9.20 0.00 19.48 0.60 0.00 1.40 0.40 0.92 Smilax rotundifolia 0.40 0.00 0.90 0.50 0.00 1.31 0.30 0.34 Smilax bona-nox 0.20 0.00 0.50 0.30 0.00 0.86 0.20 0.22 Berchemia scandens 0.10 0.00 0.33 0.50 0.00 1.81 0.10 0.17 Appendix G-53. Porter Creek Well PCW9A Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Ludwigia palustris 34.20 2.78 65.62 5.70 0.35 11.05 0.50 1.08 Leersia virginica 8.80 0.00 24.36 3.50 0.00 7.98 0.40 0.50 Polygonum punctatum 4.00 0.00 8.06 1.60 0.08 3.12 0.40 0.32 Saururus cernuus 2.30 0.00 5.28 1.10 0.00 2.43 0.30 0.22 Toxicodendron radicans 4.00 0.00 13.05 2.00 0.00 6.52 0.10 0.22 Carex intumescens 1.60 0.00 4.98 1.10 0.00 3.35 0.20 0.17 Pluchea oderata 3.00 0.00 9.79 1.00 0.00 3.26 0.10 0.15 Persicaria arifolia/Polygonum arifo 4.00 0.00 13.05 0.50 0.00 1.63 0.10 0.13 Hydrocotyle verticillata 0.20 0.00 0.65 1.00 0.00 3.26 0.10 0.10 Quercus laurifolia 0.50 0.00 1.63 0.10 0.00 0.33 0.10 0.06 Botrychium dissectum 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.05 Appendix G-54. Porter Creek Well PCW9A Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Diospyros virginiana 15.00 0.59 29.41 1.20 0.04 2.54 0.40 1.77 Toxicodendron radicans 6.00 0.00 19.57 0.10 0.00 0.36 0.10 0.43 Fraxinus pennsylvanica 1.20 0.00 3.46 0.20 0.00 0.55 0.20 0.39 Smilax bona-nox 0.50 0.00 1.63 0.20 0.00 0.72 0.10 0.24 Smilax rotundifolia 0.10 0.00 0.33 0.10 0.00 0.36 0.10 0.17 ' Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 G-33 Appendix G-55. SCUT1 Well SC1W1 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Echinochloa walteri 11.00 2.49 19.51 2.90 0.92 4.88 0.80 0.71 Leersia oryzoides 3.40 0.01 6.79 6.10 1.48 10.72 0.60 0.64 Cicuta maculata 8.60 0.95 16.25 2.10 0.47 3.73 0.60 0.54 Typha latifolia 5.30 0.00 16.56 1.70 0.00 5.30 0.20 0.31 Rumex verticillatus 3.55 0.00 7.67 1.00 0.00 2.22 0.40 0.27 Polygonum sagittatum 1.80 0.00 4.20 0.60 0.00 1.29 0.30 0.17 Sabal minor 2.50 0.00 8.16 0.20 0.00 0.65 0.10 0.11 Arundinaria gigantea 1.00 0.00 3.26 0.60 0.00 1.96 0.10 0.09 Hydrocotyle verticillata 0.10 0.00 0.33 0.80 0.00 2.61 0.10 0.08 Acer rubum 0.10 0.00 0.33 0.10 0.00 0.33 0.10 0.04 Toxicodendron radicans 0.03 0.00 0.08 0.10 0.00 0.33 0.10 0.04 Appendix G-56. SCUT1 Well SC1W1 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Arundinaria gigantea 8.50 0.76 16.24 10.00 0.02 21.55 0.50 1.02 Sabal minor 11.50 3.95 19.05 1.00 0.33 1.78 0.60 0.50 Baccharis halimifolia 10.00 0.76 19.24 1.00 0.11 2.03 0.60 0.47 Ulmus americana 3.30 0.00 7.76 0.50 0.00 1.09 0.40 0.23 Acer rubum 4.00 0.00 8.71 0.50 0.00 1.20 0.30 0.21 Liquidambar styricaflua 1.70 0.00 4.31 0.20 0.00 0.55 0.20 0.11 Toxicodendron radicans 1.50 0.00 4.89 0.50 0.00 1.81 0.10 0.10 Quercus phellos 2.00 0.00 6.52 0.10 0.00 0.36 0.10 0.08 Carpinus caroliniana 1.50 0.00 4.89 0.10 0.00 0.36 0.10 0.07 Fraxinus pennsylvania 1.00 0.00 3.26 0.10 0.00 0.36 0.10 0.06 Smilax bona-nox 0.20 0.00 0.65 0.20 0.00 0.72 0.10 0.05 Gelsemium sempervirens 0.10 0.00 0.33 0.20 0.00 0.72 0.10 0.05 Smilax laurifolia 0.10 0.00 0.33 0.20 0.00 0.72 0.10 0.05 a Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 G-34 Appendix G-57. SCUT1 Well SC1W2 Herbs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit interval Limit Limit occurrence value' Echinochloa walteri 11.90 1.19 22.61 3.60 1.41 5.79 0.80 1.14 Polygonum sagittatum 9.50 0.00 22.39 1.20 0.00 2.85 0.30 0.59 Arundinaria gigantea 2.60 0.00 8.23 1.10 0.00 3.35 0.20 0.29 Rumex verticillatus 1.70 0.00 5.06 1.00 0.00 2.43 0.30 0.29 Leersia oryzoides 0.40 0.00 0.90 0.90 0.00 1.94 0.20 0.19 Cicuta maculata 0.75 0.00 1.91 0.40 0.00 0.90 0.30 0.19 Amaranthus cannabinus 0.50 0.00 1.63 0.30 0.00 0.98 0.10 0.09 Hydrocotyle verticillata 0.05 0.00 0.16 0.30 0.00 0.98 0.10 0.07 Pluchea odorata 0.20 0.00 0.65 0.20 0.00 0.65 0.10 0.07 Polygonum punctatum 0.10 0.00 0.33 0.20 0.00 0.65 0.10 0.07 Appendix G-58. SCUT1 Well SC1W2 Shrubs 2019 Average Average Average Average Average Average percent percent percent number of number of number of cover (95% cover cover stems (95% stems stems confidence (Lower (Upper confidence (Lower (Upper Frequency of Importance Scientific name interval) Limit) Limit) interval) Limit) Limit) occurrence value' Sabal minor 17.50 1.04 33.96 1.60 0.29 3.12 0.50 0.79 Baccharis halimifolia 7.00 1.61 12.39 0.90 0.37 1.51 0.70 0.55 Arundinaria gigantea 3.00 0.00 7.83 2.50 0.00 7.76 0.20 0.49 Fraxinus pennsylvanica 6.50 0.89 12.11 0.60 0.10 1.18 0.50 0.42 Toxicodendron radicans 6.50 0.00 14.42 1.10 0.00 3.18 0.30 0.41 Quercus phellos 4.50 0.00 11.34 0.20 0.00 0.55 0.20 0.20 Berchemia scandens 1.00 0.00 2.51 0.30 0.00 0.86 0.20 0.14 ' Importance value is the sum of relative percent cover, relative density (stems per quadrat), and relative frequency of occurrence. The relative values of these three factors are not shown on this table for brevity. The importance value theoretically can range from 0.00 to 3.00 [eIIc17