Rich Township, Cook County, Illinois, U.S.A. Flora that can be found on the Old Plank Road Trail between Central And Ridgeland Avenues:
    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
Old Plank Road Trail
A 22-mile recreation and nature trail in northeastern Illinois