The plant species on this list have been observed on the site without being planted ("remnant population" ) and/or have been introduced. Species were either introduced with plugs or seeds. Introductions may be widespread ("W")or local "(L").
#
Remnant population
Introduction (Widespread or Local Distribution)
Threatened or endangered
Species
Common name
1
R
Acer saccharinum
silver maple
2
R
W
Acorus americanus
sweet flag
3
R
Actinomeris alternifolia
wingstem
4
L
Agalinus purpurea
purple false foxglove
5
L
Agalinus tenuifolia
slender false foxglove
6
L
Agastache foeniculum
anise hyssop
7
R
W
Agastache nepetoides
yellow giant hyssop
8
W
Agastache scrophulariaefolia
purple giant hyssop
9
R
W
Alisma subcordatum
water plantain
10
L
Alisma trivale
large-flowered water plaintain
11
R
W
Allium canadense
wild garlic
12
W
Allium cernuum
nodding wild onion
13
R
W
Allium stellatum
prairie onion
14
L
Allium triococcum
wild leek
15
R
Ammania coccinea
scarlet loosestrife
16
W
Amorpha canescens
lead plant
17
R
W
Amorpha fruticosa
indigo bush
18
W
Andropogon gerardii
big bluestem
19
R
W
Anemone canadense
meadow anemone
20
L
Anemone cylindrica
thimbleweed
21
L
Anemone patens wolfgangiana
pasque flower
22
L
Anemone virginiana
tall thimbleweed
23
W
Angelica atropurpurea
great angelica
24
W
Antennaria plantaginifolia
large pussy toes
25
R
Apios americana
ground nut
26
L
Aquilegia canadensis
columbine
27
L
Arabis glabra
tower mustard
28
L
Artemisia ludoviciana
prairie sage
29
L
Asclepias exaltata
poke milkweed
30
W
Asclepias hirtella
tall green milkweed
31
R
W
Asclepias incarnata
swamp milkweed
32
L
Asclepias purpurascens
purple milkweed
33
W
Asclepias sullivantii
prairie milkweed
34
R
Asclepias syrica
common milkweed
35
W
Asclepias tuberosa
butterfly weed
36
R
Asclepias verticillata
whorled milkweed
37
W
Asclepias viridiflora
short green milkweed
38
L
Asclepias viridis
spider milkweed
39
W
Aster azureus
sky-blue aster
40
L
Aster dumosus
rice button aster
41
W
Aster ericoides
heath aster
42
W
Aster laevis
smooth blue aster
43
R
Aster lateriflorus
side-blooming aster
44
R
W
Aster novae-angliae
new england aster
45
W
Aster oblongifolius
aromatic aster
46
R
Aster pilosus
hairy aster
47
W
Aster praealtus
willow aster
48
L
Aster ptarmicoides
upland white aster
49
R
W
Aster puniceus
swamp aster
50
R
Aster sagittifolius
drummond's aster
51
W
Aster sericeus
silky aster
52
R
W
Aster simplex
panicled aster
53
L
Aster turbinellus
prairie aster
54
W
Aster umbellatus
flat-topped aster
55
W
Astragalus canadensis
canadian milk vetch
56
L
Aureolaria grandiflora
yellow false foxglove
57
L
Aureolaria pedicularia
fern-leaved foxglove
58
R
Azolla caroliniana
mosquito fern
59
W
Baptisia leucantha
white false indigo
60
W
Baptisia leucophaea
cream wild indigo
61
L
Baptisia tinctora
yellow wild indigo
62
R
Berula erecta
water parsnip
63
R
L
Bidens aristosa
bur marigold
64
R
W
Bidens cernuus
nodding bur marigold
65
R
W
Bidens coronatus
tall swamp marigold
66
R
W
Bidens frondosa
common beggar's ticks
67
L
Blephilia ciliata
ohio horse mint
68
W
Boltonia asteroides
false aster
69
R
T, FT
Boltonia decurrens
decurren's false aster
70
W
Bouteloua curtipendula
sideoats grama
71
W
Bromus ciliatus
fringed brome
72
W
Bromus kalmii
prairie brome
73
W
Cacalia atriplicifolia
pale indian plantain
74
L
Cacalia muhlenbergii
great indian plantain
75
W
Cacalia plantaginea
prairie indian plantian
76
L
Cacalia suaveolens
sweet indian plantain
77
R
W
Calamagrostis canadensis
bluejoint grass
78
R
E
Calla palustris
water-arum
79
W
Callirhoe triangulata
clustered poppy mallow
80
R
Caltha palustris
marsh marigold
81
L
Campanula rotundifolia
harebell
82
R
Carex aquatilis
water sedge
83
L
Carex atherodes
hairy-leaved lake sedge
84
L
Carex bebbii
bebb's oval sedge
85
W
Carex bicknellii
prairie sedge
86
L
Carex brevior
plains oval sedge
87
W
Carex buxbaumii
brown bog sedge
88
R
W
Carex comosa
bristly sedge
89
L
Carex crinita
fringed sedge
90
R
W
Carex cristatella
crested sedge
91
L
Carex crus-corvi
crowfoot fox sedge
92
L
Carex eburnea
ivory sedge
93
L
Carex festucacea
fescue oval sedge
94
R
Carex glaucodea
blue sedge
95
R
W
Carex granularis
meadow sedge
96
L
Carex gravida
long-awn bracted sedge
97
R
Carex grayii
bur sedge
98
R
Carex haydenii
long-scaled tussock sedge
99
L
Carex hirsutella
hairy green sedge
100
R
W
Carex hystericina
porcupine sedge
101
L
Carex interior
prairie star sedge
102
R
W
Carex lacustris
lake sedge
103
L
Carex lupulina
common hop sedge
104
R
W
Carex lurida
sallow sedge
105
L
Carex molesta
field oval sedge
106
W
Carex muhlenbergii
sand-bracted sedge
107
L
Carex normalis
spreading oval sedge
108
W
Carex pellita
wooly sedge
109
L
Carex pensylvanica
common oak sedge
110
L
Carex prairea
fen panicled sedge
111
L
Carex projecta
loose headed oval sedge
112
R
W
Carex sartwellii
running marsh sedge
113
W
Carex scoparia
broom sedge
114
L
Carex shortiana
short's sedge
115
L
Carex squarrosa
narrow-leaved cattail sedge
116
L
Carex sterilis
fen star sedge
117
R
W
Carex stipata
awl-fruited sedge
118
W
Carex stricta
tussock sedge
119
L
Carex tenera
narrow-leaved oval sedge
120
W
Carex tribuloides
awl-fruited oval sedge
121
W
Carex trichocarpa
hairy-fruited lake sedge
122
L
Carex typhina
common cattail sedge
123
R
W
Carex vulpinoidea
fox sedge
124
R
Carya cordyformis
bitternut hickory
125
W
Cassia fasciculata
partridge pea
126
Cassia hebecarpa
wild senna
127
W
Cassia marilandica
maryland senna
128
L
Castilleja coccinea
indian paintbrush
129
L
E
Castilleja sessiliflora
downy panicled cup
130
L
Ceanothus americanus
new jersey tea
131
R
Celtis occidentalis
hackberry
132
R
Cephalanthus occidentalis
buttonbush
133
R
Ceratophyllum demersum
coontail
134
R
Charophyte species
musk grass
135
W
Chelone glabra
turtlehead
136
L
Chrysopsis camporum
golden aster
137
L
Chrysopsis villosus
hairy golden aster
138
R
Cicuta bulbifera
bulblet-bearing water hemlock
139
R
W
Cicuta maculata
water hemlock
140
R
Cirsium discolor
field thistle
141
R
W
Cirsium muticum
swamp thistle
142
R
Claytonia virginica
spring beauty
143
R
E
Clematis viorna
clematis
144
L
Clematis virginiana
virgins bower
145
W
Coreopsis lanceolata
sand coreopsis
146
W
Coreopsis palmata
prairie coreopsis
147
W
Coreopsis tripteris
tall coreopsis
148
R
Cornus obliqua
blue-fruited dogwood
149
R
Cornus racemosa
gray dogwood
150
R
Cuscuta pentagona
prairie dodder
151
R
Cyperus erythrorhizos
red-rooted cyperus
152
R
Cyperus esculentus
yellow nut-grass
153
R
Cyperus odoratus
nut-grass
154
R
Cyperus strigosus
straw-colored flat sedge
155
W
Dalea candidum
white prairie clover
156
W
Dalea purpureum
purple prairie clover
157
L
Dalea villosum
silky prairie clover
158
L
Delphinium virescens
prairie larkspur
159
W
Desmanthus illinoensis
illinois sensitive plant
160
W
Desmodium canadense
showy tick trefoil
161
W
Desmodium illinoensis
tick trefoil
162
R
Dicentra cucullaria
dutchman's breeches
163
L
Dodecatheon meadia
shooting star
164
R
Draba reptans
common whitlow cress
165
R
Dryopteris cristata
wood fern
166
W
Echinacea pallida
pale purple coneflower
167
W
Echinacea purpurea
purple coneflower
168
R
Echinochloa crusgalli
barnyard grass
169
R
Echinodorus berteroi
burhead
170
R
W
Eleocharis compressa
flat-stem spike rush
171
R
Eleocharis elliptica
oval-stem spike rush
172
R
W
Eleocharis erythropoda
red-rooted spike rush
173
W
Eleocharis obtusa
blunt spike rush
174
L
Eleocharis palustris
marsh spike rush
175
R
Eleocharis quadrangulata
square-stem spike rush
176
R
Eleocharis tenuis
slender spike rush
177
R
Elodea nutallii
nutall's elodea
178
R
W
Elymus canadensis
canada wild rye
179
R
L
Elymus villosus
silky wild rye
180
R
W
Elymus virginicus
virginia wild rye
181
R
W
Epilobium coloratum
cinnamon willow-herb
182
L
Epilobium glandulosam
northern willow-herb
183
R
Equisetum arvense
common horsetail
184
R
Equisetum fluviatile
water horsetail
185
R
Equisetum hyemale
scouring rush
186
L
Eragrostis spectibilis
purple love grass
187
R
Erechtites hieracifolium
fireweed
188
R
Eriochloa villosa
hairy cup grass
189
W
Eryngium yuccifolium
rattlesnake master
190
R
Eupatorium altissimum
tall boneset
191
L
Eupatorium fistulosum
hollow joe-pye weed
192
R
W
Eupatorium maculatum
joe-pye weed
193
R
W
Eupatorium perfoliatum
boneset
194
L
Eupatorium purpureum
sweet joe-pye weed
195
R
Eupatorium rugosum
white snakeroot
196
R
Eupatorium serotinum
late boneset
197
L
Euphorbia corollata
flowering spurge
198
L
E
Filipendula rubra
queen of the prairie
199
R
Fraxinus americanus
white ash
200
R
Fraxinus pennsylvanicus
green ash
201
R
Fraxinus quadrangulata
blue ash
202
L
Froelichia floridana
cottonweed
203
L
Galium boreale
northern bedstraw
204
R
Galium triflorum
sweet scented bedstraw
205
L
Gentiana andrewsii
bottle gentian
206
L
Gentiana crinita
fringed gentian
207
L
Gentiana flavida
cream gentian
208
L
Gentiana procera
small fringed gentian
209
L
Gentiana puberulenta
prairie gentian
210
L
Gentiana quinquefolia
stiff gentian
211
L
Geum aleppicum
yellow avens
212
R
Geum canadense
wood avens
213
L
Geum triflorum
prairie smoke
214
R
Gleditsia tricanthos
honey locust
215
R
W
Glyceria striata
fowl manna grass
216
L
Gnaphalium obtusifolium
sweet everlasting
217
R
W
Helenium autumnale
sneezeweed
218
R
Helianthus grosseseratus
sawtooth sunflower
219
L
Helianthus mollis
downy sunflower
220
L
Helianthus occidentalis
western sunflower
221
L
Helianthus rigidus
prairie sunflower
222
W
Heliopsis helianthoides
ox-eye
223
L
Heuchera richardsonii
prairie alumroot
224
R
Hibiscus militaris
rose mallow
225
L
Hierochloe odorata
sweet grass
226
R
Hydrophyllum virginianum
virginia water leaf
227
L
Hypericum punctatum
dotted st. john's wort
228
L
Hypericum pyramidatum
great st. john’s-wort
229
L
Hypericum sphaerocarpon
round-fruited st. john’s-wort
230
L
Hypericum virginicum
marsh st. john's wort
231
L
Hypoxis hirsuta
yellow stargrass
232
L
Hystrix patula
bottlebrush grass
233
R
Impatiens capensis
orange touch-me-not
234
R
Impatiens pallida
yellow touch-me-not
235
R
L
Iris virginicus
blue flag iris
236
L
Isopyrum bilernatum
false rue anemone
237
R
Juglans nigra
black walnut
238
L
Juncus brachycarpus
short-fruited rush
239
R
W
Juncus dudleyi
dudley's rush
240
R
W
Juncus effusus
soft rush
241
R
Juncus tenuis
path rush
242
R
W
Juncus torreyi
torrey's rush
243
W
Koeleria cristata
prairie june grass
244
L
Kuhnia eupatorioides
false bonset
245
R
Lactuca floridana
blue lettuce
246
R
Laportea canadensis
wood nettle
247
R
W
Leersia oryzoides
rice cut-grass
248
R
Lemna species
duck weeds
249
W
Lespedeza capitata
round-headed bush clover
250
L
Lespedeza virginica
slender bush clver
251
W
Liatris aspera
rough blazing star
252
L
Liatris cylindracea
dwarf blazing star
253
L
T
Liatris ligulistylis
meadow blazing star
254
W
Liatris pycnostachya
prairie blazing star
255
L
Liatris scariosa nieuwlandii
savanna blazing star
256
W
Liatris spicata
marsh blazing star
257
L
Liatris squarrosa
scaly blazing star
258
L
Lilium michiganense
michigan lily
259
L
Linum sulcatum
grooved yellow flax
260
R
Liparis loeselii
green twayblade
261
R
Lippia lanceolata
fog fruit
262
L
Lithospermum canescens
hoary puccoon
263
L
Lithospermum incisum
fringed puccoon
264
L
Lithospermum latifolium
american gromwell
265
W
Lobelia cardinalis
cardinal flower
266
L
Lobelia inflata
indian tobacco
267
R
W
Lobelia siphilitica
great blue lobelia
268
L
Lobelia spicata
spiked lobelia
269
L
Lupinus perennis
wild lupine
270
R
W
Lycopus americanus
common water horehound
271
L
Lycopus uniflorus
small bugle weed
272
R
L
Lysimachia ciliata
fringed loosestrife
273
R
W
Lysimachia quadriflora
narrow-leaved loosetrife
274
L
Lysimachia quadrifolia
whorled loosestrife
275
L
Lythrum alatum
winged loosestrife
276
L
Melanthium virginicum
bunch flower
277
R
W
Mentha arvensis villosa
wild mint
278
R
Mertensia virginica
virginia bluebells
279
R
E
Mimulus glabratus
yellow monkey flower
280
R
W
Mimulus ringens
blue monkey-flower
281
L
Mirabilis nyctaginea
wild four o'clock
282
L
Mitella diphylla
bishop's cap
283
L
Monarda bradburiana
bradbury's monarda
284
W
Monarda fistulosa
wild bergamot
285
W
Monarda punctata
spotted bee balm
286
L
Muhlenbergia cuspidata
prairie satin grass
287
L
Muhlenbergia mexicana
leafy satin grass
288
L
Muhlenbergia racemosa
upland wild timothy
289
R
Najas guadalupensis
southern naiad
290
R
Najas marina
brittle naiad
291
L
Napaea dioica
glade mallow
292
R
Nelumbo luteo
lotus
293
L
Nymphaea odorata
white water lily
294
L
Opuntia humifusa
prairie cactus
295
R
L
Osmorhiza claytonii
sweet cicely
296
R
W
Oxypolis rigidior
smooth cowbane
297
L
Panicum lanuginosum
panic grass
298
L
Panicum leibergii
prairie panic grass
299
W
Panicum virgatum
switch grass
300
W
Parthenium integrifolium
wild quinine
301
R
L
Paspalum ciliatifolium
slender bead grass
302
L
Pedicularis canadensis
betony
303
L
Pedicularis lanceolata
fen betony
304
L
Peltandra virginica
arrow-arum
305
L
Penstemon calycosus
calico beardtongue
306
L
Penstemon cobaea
showy beardtongue
307
W
Penstemon digitalis
foxglove beard tongue
308
L
Penstemon pallidus
pale beard tongue
309
R
W
Penthorum sedoides
ditch stonecrop
310
L
Petalostemum villosum
silky prairie clover
311
R
Phlox divaricata
common phlox
312
L
Phlox glaberrima
marsh phlox
313
L
Phlox pilosa
prairie phlox
314
L
Physostegia angustifolia
narrow-leaved obedient plant
315
R
W
Physostegia virginiana
obedient plant
316
R
Phytolacca americana
pokeweed
317
R
Platanus occidentalis
sycamore
318
R
Podophyllum peltatum
mayapple
319
L
Polemonium reptans
jacob's ladder
320
R
Polygonatum biflorum
solomon's seal
321
R
Polygonum amphibium
water knotweed
322
R
Polygonum hydropiperoides
mild water pepper
323
R
Polygonum lapathifolium
pale smartweed
324
R
Polygonum pennsylvanicum
pinkweed
325
R
Polygonum persicaria
heart's ease
326
R
Polygonum robustius
water smartweed
327
R
Polygonum setaceum
smartweed
328
W
Pontedaria cordata
pickerel-weed
329
R
Populus deltoides
cottonwood
330
R
Potamogeton foliosus
leafy pondweed
331
R
Potamogeton nodosus
nodding longleaf
332
R
Potamogeton pusillus
narrow leaf pondweed
333
L
Potentilla arguta
prairie cinquefoil
334
R
Prunus serotina
black cherry
335
L
Psoralea onobrychis
french grass
336
L
Psoralea teniuflora
scurfy pea
337
L
Pycnanthemum pilosum
hairy mountain mint
338
L
Pycnanthemum teniufolium
slender mountain mint
339
L
Pycnanthemum virginianum
marsh mountain-mint
R
Quercus alba
white oak
340
R
Quercus macrocarpa
bur oak
341
R
Quercus rubra
red oak
342
R
Quercus velutina
black oak
343
L
Ranunculus fascicularis
early buttercup
344
L
Ranunculus pensylvanicus
bristly buttercup
345
L
T
Ranunculus rhomboideus
prairie buttercup
346
R
Ranunculus sceleratus
cursed crowfoot
W
Ratibida pinnata
yellow coneflower
347
R
Rhus radicans
poison ivy
348
R
Ribes americanum
wild black current
349
R
Ribes missouriensis
wild gooseberry
350
L
Rorippa palustris fernaldiana
marsh cress
351
W
Rosa carolina
carolina rose
352
R
Rosa palustris
swamp rose
353
R
Rubus occidentalis
blackberry
354
L
Rudbeckia fulgida
orange coneflower
355
W
Rudbeckia fulgida sullivantii
sullivant's coneflower
356
W
Rudbeckia hirta
black-eyed susan
357
R
L
Rudbeckia laciniata
wild goldenglow
358
W
Rudbeckia subtomentosa
sweet coneflower
359
R
W
Rudbeckia triloba
brown-eyed susan
360
L
Ruellia humilis
wild petunia
361
R
Rumex orbiculatus
great water dock
362
R
W
Sagittaria latifolia
arrow head; duck potato
363
R
Salix discolor
pussy willow
364
R
Salix interior
sandbar willow
365
R
Salix nigra
black willow
366
L
Salvia azurea
blue sage
367
L
E
Sanguisorba canadensis
American burnet
368
L
Saxifraga pensylvanica
swamp saxifrage
369
W
Schizachyrium scoparium
little bluestem
370
R
W
Scirpus acutus
hard-stem bulrush
371
R
W
Scirpus atrovirens
dark green bulrush
372
L
Scirpus cyperinus
wool grass
373
R
Scirpus fluviatilis
river bulrush
374
L
Scirpus microcarpus
barberpole sedge
375
R
W
Scirpus pendulus
red bulrush
376
R
W
Scirpus pungens
chairmakers rush
377
R
W
Scirpus validus
soft-stem bulrush
378
L
Scleria verticillata
low nut rush
379
L
Scrophularia marilandica
late fig wort
380
R
Scutellaria galericulata
marsh skullcaps
381
R
W
Scutellaria lateriflora
mad dog skullcaps
382
W
Scutellaria parvula leonardii
small skullcaps
383
R
Selaginella apoda
marsh clubmoss
384
R
Senecio glabellus
butterweed
385
R
W
Senecio pauperculus
balsam ragwort
386
R
L
Senecio plattensis
prairie ragwort
387
R
Setaria faberii
giant foxtail
388
R
Setaria viridis
green foxtail
389
L
Silene nivea
snowy campion
390
L
E
Silene regia
royal catchfly
391
L
Silene stellata
starry campion
392
R
W
Silphium integrifolium
rosinweed
393
L
Silphium laciniatum
compass plant
394
R
W
Silphium perfoliatum
cup plant
395
L
Silphium terebinthinaceum
prairie dock
396
L
Sisyrinchium albidum
white blue-eyed grass
397
L
Sisyrinchium angustifolium
stout blue-eyed grass
398
L
Sisyrinchium campestre
prairie blue-eyed grass
399
R
W
Sium suave
tall water parsnip
400
L
Smilacina stellata
starry solomon's seal
401
R
Smilax tamnoides hispida
bristly green briar
402
R
Solidago canadensis
canada goldenrod
403
R
Solidago gigantea
giant goldenrod
404
R
W
Solidago graminifolia
grass-leaved goldenrod
405
L
Solidago juncea
early goldenrod
406
W
Solidago nemoralis
gray goldenrod
407
L
Solidago ohioensis
ohio goldenrod
408
R
W
Solidago patula
swamp goldenrod
409
L
Solidago riddellii
riddell's goldenrod
410
W
Solidago rigida
stiff goldenrod
411
L
Solidago speciosa
showy goldenrod
412
L
Solidago uliginosa
bog goldenrod
413
L
Solidago ulmifolia
elm-leaved goldenrod
414
W
Sorghastrum nutans
indian grass
415
R
E
Sparganium americanum
american bur reed
416
R
Sparganium emersum
emersed bur-reed
417
R
W
Sparganium eurycarpum
common bur reed
418
R
W
Spartina pectinata
cordgrass
419
R
Specularia perfoliata
venus's looking glass
420
L
Spiraea alba
meadow sweet
421
W
Sporobolus heterolepis
prairie dropseed
422
L
Stachys palustris homotricha
woundwort
423
W
Stipa spartea
porcupine grass
424
R
Stuckenia pectinata
sago pondweed
425
L
Symplocarpus foetidus
skunk cabbage
426
L
Taenidia integerrima
yellow pimpernel
427
W
Tephrosia virginiana
goat's rue
428
R
W
Teucrium canadense
american germander
429
L
Thalictrum dasycarpum
tall meadow-rue
430
L
Thalictrum diocum
early meadow rue
431
L
Thalictrum revolutum
waxy meadow rue
432
R
Thelypteris palustris
marsh fern
433
R
Tilia americana
basswood
434
L
T
Tradescantia bracteata
long-bracted spiderwort
435
R
W
Tradescantia ohiensis
tall spiderwort
436
L
T
Triglochin maritima
bog arrow grass
437
R
Trillium sessile
red trillium
438
R
Typha angustifolia
narrow leaf cattail
439
R
Typha latifolia
common cattail
440
R
Ulmus americana
american elm
441
R
Ulmus rubra
slippery elm
442
R
Urtica dioica
stinging nettle
443
L
Valeriana edulis ciliata
hairy valarian
444
L
Vallisneria americana
wild celery
445
R
W
Verbena hastata
blue vervain
446
R
W
Verbena stricta
hoary vervain
447
R
Verbena urticifolia
hariy white vervain
448
L
Verbesina helianthoides
yellow crownbeard
449
W
Vernonia fasciculata
prairie ironweed
450
L
Vernonia missurica
missouri ironweed
451
W
Veronicastrum virginicum
culver's root
452
R
Viola papilionaceae
common blue violet
453
L
Viola pedata
bird's foot violet
454
L
Viola pedatifida
prairie violet
455
R
Viola sororia
hairy wood violet
456
R
Zanichellia palustris
horned pondweed
457
L
E
Zigadenus elegans glaucus
white camas
458
W
Zizania aquatica
wild rice
459
L
Zizea aptera
heart-leaved meadow parsnip
460
L
Zizea aurea
golden alexanders
53 West Jackson Boulevard, Suite 1015 • Chicago, Illinois 60604 • (312) 922-0777 • Fax: (312) 922-1823
