1. Acalypha rhomboidea, - Three-seeded mercury
2. Acer negundo, - Box elder
3. Acnida altissima, - Water hemp
4. Alisma triviale, - Large-flowered water plantain
5. Allium canadense, - Wild onion
6. Allium cernuum, - Nodding wild onion
7. Alopecurus carolinianus, - Annual foxtail
8. Ambrosia artemisiifoloa, - Common ragweed
9. Ambrosia trifida, - Giant ragweed
10. Amorpha canescens, - Lead plant
11. Amphicarpaea bracteata, - Hog peanut
12. Andropogon gerardii, - Big bluestem grass
13. Andropogon scoparius, - Little bluestem grass
14. Anemone cylindrica, - Thimbleweed
15. Apios americana, - Ground nut
16. Apocynum cannabinum - Indian hemp
17. Apocynum sibiricum, - Prairie Indian hemp
18. Asclepias incarnata, - Swamp milkweed
19. Asclepias sullivantii, - Prairie milkweed
20. Asclepias syriaca, - Common milkweed
21. Asclepias verticillata, - Whorled milkweed
22. Asclepias viridiflora, - Short green milkweed
23. Aster cordifolius, - Heart-leaved aster
24. Aster ericoides, - Heath aster
25. Aster laevis, - Smooth aster
26. Aster novae-angliae - New Englang aster
27. Aster ptarmicoides, - White aster
28. Aster sagittifolius, - Drummond's aster
29. Aster simplex, - Panicled aster
30. Aster simplex var. interior, - Marsh aster
31. Aster umbellatus, - Flat-topped aster
32. Baptisia leucophaea - Cream wild indigo
33. Bidens aristosa, - Swamp marigold
34. Bidens frondosa, - Common beggar's ticks
35. Bidens polylepis, - Bur marigold
36. Botrychium dissectum, - Cut-leaved grape fern
37. Bouteloua curtipendula, - Side oats gramma
38. Calamagrostis canadensis, - Blue joint grass
39. Campanula americana, - Tall bellflower
40. Carex alopecoidea, - Brown headed fox sedge
41. Carex cristatella, - Crested oval sedge
42. Carex normalis, - Spreading oval sedge
43. Carex pellita, - Broad-leaved wooly sedge
44. Carex sartwellii, - Running marsh sedge
45. Carex stricta, - Hummock sedge
46. Carex suberecta, - Wedge-fruited oval sedge
47. Carex tribuloides, - Awl-fruited oval sedge
48. Carex vulpinoidea, - Brown fox sedge
49. Carex Species, - Hummock sedge
50. Ceanothus americanus, - New Jersey tea
51. Cenchrus longispinus, - Sandbar
52. Cicuta maculata, - Water hemlock
53. Circium discolor, - Pasture thistle
54. Claytonia virginica, - Spring Beauty
55. Comandra umbrellata, - False toadflax
56. Convolvulus sepium, - Hedge bindweed
57. Coreopsis palmata, - Prairie coreopsis
58. Coreopsis tripteris, - Tall coreopsis
59. Cornus racemosa, - Gray dogwood
60. Cornus stolonifera, - Red-twig dogwood
61. Desmanthus illinoensis, - Illinois sensitive plant
62. Desmodium canadense, - Showy tick trefoil
63. Dodecatheon meadia, - Shooting star
64. Eichinacea pallida, - Purple coneflower
65. Elymus canadensis, - Nodding wild rye
66. Elymus virginicus, - Virginia wild rye
67. Epilobium coloratum, - Cinnamon willow herb
68. Equisetum hymenale, - Scouring rush
69. Erechtites hieracifolia, - Fireweed
70. Erigeron canadensis, - Horseweed
71. Eryngium yuccifolium, - Rattlesnake master
72. Erthronium albidum, - White trout lily
73. Erthronium americanum, - Yellow trout lily
74. Eupatorium altissimum, - Tall boneset
75. Euphorbia corrrolata, - Flowering spurge
76. Euphorbia maculata, - Nodding spurge
77. Fragaria virginiana, - Wild strawberry
78. Galium aparine, - Cleavers
79. Galium asprellum, - Rough bedstraw
80. Galium boreale, - Northern bedstraw
81. Galium obtusum, - Wild madder
82. Gaura biennis, - Biennial guara
83. Gentiana andrewsii, - Bottle gentian
84. Gentiana puberulenta, - Prairie, or Downey, gentian
85. Gentiana quinqeufolia occidetalis, - Stiff gentian
86. Gentiana saponaria - Soapwort gentian
87. Geranium maculatum, - Wild Geranium
88. Geum canadense, - Wood avens
89. Geum laciniatum, - Rough avens
90. Glyceria striata, - Fowl manna grass
91. Hackelia virginiana, - Stickseed
92. Helianthus grosserratus, - Sawtooth sunflower
93. Helianthus occidentalis, - Naked sunflower
94. Helianthus rigidus, - Prairie sunflower
95. Heuchera richardsonii, - Prairie alum root
96. Hypericum punctatum, - St. John's wort
97. Hypoxis hirsuta, - Yellow star grass
98. Hystrix patula, - Bottlebrush grass
99. Iris virginica shrevei, - Blue flag iris
100. Juncus dudleyi, - Dudley's rush
101. Juncus torreyi, - Torrey's rush
102. Lactuca canadense, - Wild lettuce
103. Lathyrus palustris, - Marsh vetchling
104. Lathyrus venosus, - Veiny pea
105. Leersia oryzoides, - Rice cut grass
106. Lespedeza capitata, - Round-headed bush clover
107. Liatris aspera, - Rough blazing star
108. Liatris pychnostachya, - Prairie blazing star
109. Liatris scariosa, - Savanna blazing star
110. Liatris spicata, - Marsh blazing star
111. Lillium michiganense, - Turk's cap lily
112. Lithospermum canescens, - Hoary puccoon
113. Lobelia spicata, - Pale spiked lobelia
114. Monarda fistulosa, - Wild bergemot
115. Muhlenbergia frondosa, - Common satin grass
116. Oenothera biennis, - Common evening primrose
117. Osmorhiza longistylis, - Smooth sweet cicely
118. Oxalis europaea, - Tall wood sorrel
119. Oxalis violacea, - Violet wood sorrel
120. Oxypolis rigidior, - Cowbane
121. Paniccum implicatum, - Old field panic grass
122. Panicum oligosanthes scribnerianum, - Scribner's panic grass
123. Panicum virgatum, - Switch grass
124. Parthenium integrifolium, - Wild quinine
125. Parthenocissus inserta, - Thicket creeper
126. Petalostomum purpureum, - Purple prairie clover
127. Phlox glaberrima interior, - Marsh phlox
128. Phlox pilosa, - Prairie phlox
129. Phragmites australis, - Common reed grass
130. Physalis heterphyla, - Clammy ground cherry
131. Physostegia virginiana, - Obedient plant
132. Physostegia virginiana var. aranaria, - Prairie obedient plant
133. Polanisia graveolens, - Clammy weed
134. Polygonatum canaliculatum, - Smooth Solomon's seal
135. Polygonum amphibium var. stipulaceum, - Water smartweed
136. Polygonum pensylvanicum, - Pinkweed
137. Polygonum scandens, - Climbing false buckwheat
138. Polygonum virginianum, Woodland knotweed
139. Populus deltoides, - Eastern cottonwood
140. Populus tremuloides, - Quaking aspen
141. Potentilla norvegica, - Rough cinquefoil
142. Potentilla simplex, - Common cinquefoil
143. Prenanthes aspera, - Rough white lettuce
144. Prenanthes racemosa, - Glaucous white lettuce
145. Prunella vulgaris var. lanceolata, - Self heal
146. Prunus americana, - Wild plum
147. Prunus serotina, - Wild black cherry
148. Prunus virginiana, - Choke cherry
149. Pycnanthemum virginianum, - Common mountain mint
150. Ranunculus abortivus, - Small-flowered crowfoot
151. Ratibita pinnata, - Yellow coneflower
152. Rhus glabra, - Smooth sumac
153. Rhus radicans, - Poison ivy
154. Rhus typhina, - Staghorn sumac
155. Ribes missouriense, - Wild gooseberry
156. Rosa arkansana, - Sunshine rose
157. Rosa blanda, - Early wild flower
158. Rosa carolina, - Wild rose
159. Rubus occidentalis, - Wild raspberry
160. Rubus pensilvanicus, - Yankee blackberry
161. Rudbeckia hirta, - Black-eyed Susan
162. Rumex altissimus, - Pale dock
163. Salix eriocephala, - Heart-leaved willow
164. Salix interior, - Sandbar willow
165. Salix nigra, - Black willow
166. Sambucus canadensis, - Elderberry
167. Sanicula canadensis, - Canadian black snakeroot
168. Scirpus acutus, - Hard-stemmed bulrush
169. Scirpus cyperinus, - Wool grass
170. Scirpus fluviatilis, - River bulrush
171. Scrofularia lanceolata, - Early figwort
172. Scutellaria parvula, - Small skullcap
173. Senecio plattensis, - Prairie ragwort
174. Silene antirrhina, - Sleepy catchfly
175. Silene stellata, - Starry campion
176. Silphium integrifolium, - Rosinweed
177. Silphium laciniatum, - Compass plant
178. Silphium terebinthinaceum, - Prairie dock
179. Sisyrinchium angustifolium, - Stout blue-eyed grass
180. Smilacina stellata, - Starry Solomon's plume
181. Smilax lasioneura, - Common carrion flower
182. Solidago altissima, - Tall goldenrod
183. Solidago graminifolia, - Grass-leaved goldenrod
184. Solidigo gymnospermoides, - Viscid grass-leaved goldenrod
185. Solidago nemoralis, - Old field goldenrod
186. Solidago ridellii, - Ridell's goldenrod
187. Solidago rigida, - Stiff goldenrod
188. Solidago speciosa, - Showy goldenrod
189. Sorghastrum nutans, - Indian grass
190. Sparganium eurycarpum, - Common bur reed
191. Spartina pectinata, - Prairie cord grass
192. Sporobolus heterolepsis, - Prairie dropseed
193. Stachys palustris var. homotrichia, - Woundwort
194. Stipa spartea, - Porcupine grass
195. Teucrium canadense, - American germander
196. Thalictrum revolutum, - Waxy meadow rue
197. Tradescantia ohiensis, - Common spiderwort
198. Typha angustifolia, - Narrow-leaved cattail
199. Typha latifolia, - Common cattail
200. Verbena hastata, - Blue vervain
201. Veronicastrum virginicum, - Culver's root
202. Vicia americana, - American vetch
203. Viola sororia, - Common blue violet
204. Vitis riparia, - Riverbank grape
205. Zizia aurea, - Golden Alexander