Prairie Wildflowers of Illinois


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Copyright © 2002-2008
by John Hilty
All Rights Reserved.

Last Updated: 12-11-08




Agalinis purpurea (Purple False Foxglove)

Agalinis tenuifolia (Slender False Foxglove)

Agastache foeniculum (Anise Hyssop)

Allium canadense (Wild Garlic)

Allium cernuum (Nodding Onion)

Allium stellatum (Cliff Onion)

Ambrosia psilostachya (Western Ragweed)


Amorpha canescens (Leadplant)

Anemone carolina (Carolina Anemone)

Anemone cylindrica (Thimbleweed)

Anemone patens (Pasque Flower)

Antennaria neglecta (Field Pussytoes)

Apocynum cannabinum (Common Dogbane)

Arabis glabra (Tower Mustard)

Arnoglossum plantagineum (Prairie Indian Plantain)

Artemesia ludoviciana gnaphalodes (White Sage)

Asclepias sullivantii (Prairie Milkweed)

Asclepias tuberosa (Butterfly Milkweed)

Asclepias verticillata (Whorled Milkweed)

Asclepias viridiflora (Short Green Milkweed)

Aster ericoides (Heath Aster)

Aster laevis (Smooth Blue Aster)

Aster lanceolatus (Panicled Aster)

Aster novae-angliae (New England Aster)

Aster oblongifolius (Aromatic Aster)

Aster oolentangiensis (Sky Blue Aster)

Aster praealtus (Willow Aster)

Aster sericeus (Silky Aster)

Astragalus canadensis (Canada Milkvetch)

Baptisia australis (Blue Wild Indigo)

Baptisia alba macrophylla (White Wild Indigo)

Baptisia bracteata bracteata (Cream Wild Indigo)

Besseya bullii (Kittentails)

Blephilia ciliata (Downy Wood Mint)

Brickellia eupatorioides (False Boneset)

Callirhoe digitata (Fringed Poppy Mallow)

Callirhoe involucrata (Purple Poppy Mallow)

Camassia angusta (Prairie Hyacinth)


Camassia scilloides (Wild Hyacinth)

Campanula rotundifolia (Harebell)

Ceanothus americanus (New Jersey Tea)

Chamaechrista fasciculata (Partridge Pea)

Cirsium discolor (Pasture Thistle)

Comandra umbellata (Bastard Toadflax)

Coreopsis grandiflora (Large-Flowered Coreopsis)

Coreopsis lanceolata villosa (Sand Coreopsis)

Coreopsis palmata (Prairie Coreopsis)

Coreopsis tinctoria (Plains Coreopsis)

Coreopsis tripteris (Tall Coreopsis)

Corydalis curvisiliqua grandibracteata (Large-Bracted Corydalis)

Croton monanthogynus (Prairie Tea)

Dalea candida (White Prairie Clover)

Dalea foliosa (Leafy Prairie Clover)

Dalea purpurea (Purple Prairie Clover)

Delphinium carolinianum (Wild Larkspur)

Desmanthus illinoensis (Illinois Bundleflower)

Desmodium canadense (Showy Tick Trefoil)

Desmodium illinoense (Illinois Tick Trefoil)

Diodia teres teres (Rough Buttonweed)

Dodecatheon amethystinum (Amethyst Shooting Star)

Dodecatheon meadia (Shooting Star)

Echinacea pallida (Pale Purple Coneflower)

Echinacea purpurea (Purple Coneflower)

Epilobium angustifolium (Fireweed)

Erigeron philadelphicus (Philadelphia Fleabane)

Erigeron strigosus (Daisy Fleabane)

Eryngium yuccifolium (Rattlesnake Master)

Eupatorium altissimum (Tall Boneset)

Eupatorium perfoliatum (Common Boneset)

Eupatorium serotinum (Late Boneset)

Euphorbia corollata (Flowering Spurge)

Euthamia graminifolia (Grass-Leaved Goldenrod)

Euthamia gymnospermoides (Plains Grass-Leaved Goldenrod)

Fragaria virginiana (Wild Strawberry)

Galium obtusum (Wild Madder)

Gaura biennis (Biennial Gaura)

Gentiana andrewsii (Bottle Gentian)

Gentiana puberulenta (Prairie Gentian)

Gentiana saponaria (Soapwort Gentian)

Glandularia canadensis (Rose Vervain)

Helianthus annuus (Annual Sunflower)

Helianthus grosseserratus (Sawtooth Sunflower)

Helianthus × luxurians (Luxuriant Sunflower)

Helianthus maximilianii (Maximilian's Sunflower)

Helianthus mollis (Downy Sunflower)

Helianthus pauciflorus (Prairie Sunflower)

Helianthus tuberosus subcanescens (Jerusalem Artichoke)

Heliopsis helianthoides (False Sunflower)

Heuchera richardsonii affinis (Prairie Alumroot)

Hieracium gronovii (Gronovius' Hawkweed)

Houstonia lanceolata (Lance-Leaved Bluets)

Hypericum prolificum (Shrubby St. John's Wort)


Hypericum punctatum (Spotted St. John's Wort)

Hypericum sphaerocarpum (Round-Fruited St. John's Wort)

Hypoxis hirsuta (Yellow Star Grass)

Ipomoea lacunosa (Small White Morning Glory)

Krigia virginica (Dwarf Dandelion)

Lactuca canadensis (Wild Lettuce)

Lespedeza capitata (Round-Headed Bush Clover)

Liatris aspera (Rough Blazingstar)

Liatris cylindracea (Cylindrical Blazingstar)

Liatris pycnostachya (Prairie Blazingstar)

Lilium michiganense (Michigan Lily)

Lithospermum canescens (Hoary Puccoon)

Lobelia spicata (Pale-Spiked Lobelia)

Lysimachia lanceolata (Lance-Leaved Loosestrife)

Mentha arvensis (Field Mint)

Mirabilis nyctaginea (Wild Four-O'Clock)

Monarda fistulosa (Wild Bergamot)

Monarda punctata (Spotted Bee Balm)

Nothocalais cuspidata (Prairie Dandelion)

Nuttallanthus canadensis (Blue Toadflax)

Oenothera biennis (Common Evening Primrose)

Oenothera laciniata (Ragged Evening Primrose)

Oenothera macrocarpa (Missouri Evening Primrose)

Oenothera pilosella (Prairie Sundrops)

Oenothera speciosa (Showy Evening Primrose)

Oligoneuron rigidum (Stiff Goldenrod)

Opuntia humifusa (Eastern Prickly Pear)

Oxalis violacea (Violet Wood Sorrel)

Parthenium integrifolium (Wild Quinine)

Pedicularis canadensis (Wood Betony)

Penstemon digitalis (Foxglove Penstemon)

Penstemon grandiflorus (Large-Flowered Penstemon)

Penstemon pallidus (Pale Penstemon)

Perideridia americana (Wild Dill)

Persicaria pensylvanica laevigata (Pennsylvania Smartweed)

Phlox bifida bifida (Sand Phlox)

Phlox glaberrima interior (Smooth Phlox)

Phlox maculata (Wild Sweet William)

Phlox pilosa (Prairie Phlox)

Physalis heterophylla (Clammy Ground Cherry)

Physalis subglabrata (Smooth Ground Cherry)

Physostegia parviflora (Western Obedient Plant)

Physostegia virginiana (Obedient Plant)

Platanthera leucophaea (Prairie White-Fringed Orchid)

Poinsettia dentata (Toothed Spurge)

Polanisia dodecandra trachysperma (Large-Flowered Clammyweed)

Polygala cruciata aquilonia (Cross-Leaved Milkwort)

Polygala sanguinea (Field Milkwort)

Potentilla arguta (Prairie Cinquefoil)

Potentilla simplex (Common Cinquefoil)

Prenanthes aspera (Rough White Lettuce)

Pseudognaphalium obtusifolium (Sweet Everlasting)


Pycnanthemum pilosum (Hairy Mountain Mint)

Pycnanthemum tenuifolium (Slender Mountain Mint)

Pycnanthemum virginianum (Common Mountain Mint)

Ratibida pinnata (Yellow Coneflower)

Rosa carolina (Pasture Rose)

Rudbeckia hirta (Black-Eyed Susan)

Rudbeckia triloba (Brown-Eyed Susan)

Ruellia humilis (Hairy Wild Petunia)

Salix humilis (Prairie Willow)

Salvia azurea grandiflora (Wild Blue Sage)

Senecio plattensis (Prairie Ragwort)

Senna hebecarpa (Wild Senna)

Senna obtusifolia (Sicklepod)

Sibbaldiopsis tridentata (Three-Toothed Cinquefoil)


Silene antirrhina bicolor (Sleepy Catchfly)

Silene regia (Royal Catchfly)

Silphium integrifolium (Rosinweed)

Silphium laciniatum (Compass Plant)

Silphium perfoliatum (Cup Plant)

Silphium terebinthinaceum (Prairie Dock)

Sisyrinchium albidum (White Blue-Eyed Grass)

Sisyrinchium angustifolium (Stout Blue-Eyed Grass)

Sisyrinchium campestre (Prairie Blue-Eyed Grass)

Solanum carolinense (Horse Nettle)

Solidago canadensis (Canada Goldenrod)

Solidago juncea (Early Goldenrod)

Solidago missouriensis (Missouri Goldenrod)

Solidago nemoralis (Field Goldenrod)

Solidago speciosa (Showy Goldenrod)

Spiranthes cernua (Nodding Ladies' Tresses Orchid)

Stachys palustris arenicola (Hairy Hedge Nettle)

Stachys tenuifolia (Smooth Hedge Nettle)

Strophostyles leiosperma (Small Fuzzy Bean)

Talinum calycinum (Large-Flowered Rock Pink)

Thalictrum revolutum (Waxy Meadow Rue)

Thaspium barbinode (Hairy-Jointed Meadow Parsnip)

Tomanthera auriculata (Ear-Leaved False Foxglove)

Tradescantia ohiensis (Ohio Spiderwort)

Triodanis perfoliata (Venus' Looking Glass)

Verbena stricta (Hoary Vervain)

Verbesina helianthoides (Yellow Crownbeard)

Vernonia arkansana (Great Ironweed)


Vernonia baldwinii (Baldwin's Ironweed)

Vernonia fasciculata (Smooth Ironweed)

Vernonia missurica (Missouri Ironweed)

Veronicastrum virginicum (Culver's Root)

Viola pedata (Birdfoot Violet)

Viola pedatifida (Prairie Violet)

Zizia aptera (Heartleaf Golden Alexanders)

Zizia aurea (Golden Alexanders)