Prairie Wildflowers of Illinois


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Copyright 2002-2014
by John Hilty
All Rights Reserved.

Last Updated: 4-9-14




Agalinis purpurea (Purple False Foxglove)

Agalinis tenuifolia (Slender False Foxglove)

Agastache foeniculum (Anise Hyssop)

Aletris farinosa (Colic Root)

Allium canadense (Wild Garlic)

Allium cernuum (Nodding Onion)

Allium stellatum (Cliff Onion)

Ambrosia psilostachya (Western Ragweed)


Amorpha canescens (Leadplant)

Anemone canadensis (Meadow 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)

Artemisia campestris caudata (Beach Wormwood)

Artemisia ludoviciana gnaphalodes (White Sage)

Asclepias hirtella (Tall Green Milkweed)

Asclepias ovalifolia (Oval-Leaved Milkweed)

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 (Cream Wild Indigo)

Besseya bullii (Kittentails)

Blephilia ciliata (Downy Wood Mint)

Brickellia eupatorioides (False Boneset)

Cakile edentula lacustris (Sea Rocket)

Callirhoe digitata (Fringed Poppy Mallow)

Callirhoe involucrata (Purple Poppy Mallow)

Calystegia spithamaea (Erect Bindweed)

Camassia angusta (Prairie Hyacinth)


Camassia scilloides (Wild Hyacinth)

Campanula rotundifolia (Harebell)

Ceanothus americanus (New Jersey Tea)

Chamaecrista fasciculata (Partridge Pea)

Chamaesyce polygonifolia (Seaside Spurge)

Cirsium discolor (Pasture Thistle)

Comandra umbellata (Bastard Toadflax)

Commelina erecta (Slender Dayflower)

Coreopsis grandiflora (Large-Flowered Coreopsis)

Coreopsis lanceolata (Sand Coreopsis)

Coreopsis palmata (Prairie Coreopsis)

Coreopsis tinctoria (Plains Coreopsis)

Coreopsis tripteris (Tall Coreopsis)

Corispermum americanum (American Bugseed)

Corydalis curvisiliqua grandibracteata (Large-Bracted Corydalis)

Crotalaria sagittalis (Rattlebox)

Croton monanthogynus (Prairie Tea)

Cuscuta pentagona (Prairie Dodder)

Cycloloma atriplicifolium (Winged Pigweed)

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)

Desmodium  sessilifolium (Sessile-Leaved 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)

Euphorbia dentata (Toothed Spurge)

Euthamia graminifolia (Grass-Leaved Goldenrod)

Euthamia gymnospermoides (Plains Grass-Leaved Goldenrod)

Fragaria virginiana (Wild Strawberry)

Froelichia floridana (Large Cottonweed)

Galium obtusum (Wild Madder)

Gaura biennis (Biennial Gaura)

Gentiana andrewsii (Bottle Gentian)

Gentiana pallidocyanea (Hybrid Bottle Gentian)

Gentiana puberulenta (Prairie Gentian)

Gentiana saponaria (Soapwort Gentian)

Geum triflorum (Prairie Smoke)

Glandularia canadensis (Rose Vervain)

Helenium amarum (Bitterweed)

Helenium flexuosum (Purple-Headed Sneezeweed)

Helianthus annuus (Annual Sunflower)

Helianthus grosseserratus (Sawtooth Sunflower)

Helianthus luxurians (Luxuriant Sunflower)

Helianthus maximiliani (Maximilian's Sunflower)

Helianthus mollis (Downy Sunflower)

Helianthus occidentalis (Western Sunflower)

Helianthus pauciflorus (Prairie Sunflower)

Helianthus tuberosus (Jerusalem Artichoke)

Heliopsis helianthoides (False Sunflower)

Heuchera richardsonii affinis (Prairie Alumroot)

Hieracium gronovii (Gronovius' Hawkweed)

Houstonia caerulea (Quaker Ladies)

Houstonia lanceolata (Lance-Leaved Bluets)

Houstonia longifolia (Long-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)

Liatris squarrosa (Scaly Blazingstar)

Lilium michiganense (Michigan Lily)

Lithospermum canescens (Hoary Puccoon)

Lithospermum caroliniense (Hairy Puccoon)

Lobelia spicata (Pale-Spiked Lobelia)

Lupinus perennis (Wild Lupine)

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 clelandii (Cleland's Evening Primrose)

Oenothera laciniata (Ragged Evening Primrose)

Oenothera macrocarpa (Missouri Evening Primrose)

Oenothera perennis (Small Sundrops)

Oenothera pilosella (Prairie Sundrops)

Oenothera speciosa (Showy Evening Primrose)

Oligoneuron rigidum (Stiff Goldenrod)

Opuntia fragilis (Brittle Prickly Pear)

Opuntia humifusa (Eastern Prickly Pear)

Orbexilum pedunculatum (Sampson's Snakeroot)

Orbexilum onobrychis (French Grass)

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)

Penstemon tubaeflorus (Trumpet Penstemon)

Perideridia americana (Wild Dill)

Persicaria pensylvanica laevigata (Pennsylvania Smartweed)

Phlox bifida bifida (Sand Phlox)

Phlox glaberrima interior (Smooth Phlox)

Phlox maculata (Speckled Phlox)

Phlox pilosa (Prairie Phlox)

Physalis heterophylla (Clammy Ground Cherry)

Physalis subglabrata (Smooth Ground Cherry)

Physostegia virginiana (Obedient Plant)

Platanthera lacera (Green-Fringed Orchid)

Platanthera leucophaea (Prairie White-Fringed Orchid)

Platanthera peramoena (Purple Fringeless Orchid)

Poinsettia dentata (Toothed Spurge)

Polanisia dodecandra trachysperma (Large-Flowered Clammyweed)

Polygala cruciata aquilonia (Cross-Leaved Milkwort)

Polygala sanguinea (Field Milkwort)

Polytaenia nuttallii (Prairie Parsley)

Potentilla arguta (Prairie Cinquefoil)

Potentilla simplex (Common Cinquefoil)

Prenanthes aspera (Rough White Lettuce)

Pseudognaphalium obtusifolium (Sweet Everlasting)


Psoralidium tenuiflorum (Scurfy Pea)

Pycnanthemum pilosum (Hairy Mountain Mint)

Pycnanthemum tenuifolium (Slender Mountain Mint)

Pycnanthemum virginianum (Common Mountain Mint)

Ratibida columnifera (Mexican Hat)

Ratibida pinnata (Yellow Coneflower)

Rosa arkansana suffulta (Prairie Rose)

Rosa carolina (Pasture Rose)

Rudbeckia hirta (Black-Eyed Susan)

Rudbeckia missouriensis (Missouri Coneflower)

Rudbeckia triloba (Brown-Eyed Susan)

Ruellia humilis (Hairy Wild Petunia)

Sabatia angularis (Common Rose Pink)

Salix humilis humilis (Prairie Willow)

Salix humilis hyporhysa (Smooth Prairie Willow)

Salvia azurea grandiflora (Wild Blue Sage)

Scutellaria parvula missouriensis (Small Skullcap)

Sedum pulchellum (Widow's Cross)

Senecio pauperculus (Balsam Ragwort)

Senecio plattensis (Prairie Ragwort)

Senna obtusifolia (Sicklepod)

Sibbaldiopsis tridentata (Three-Toothed Cinquefoil)


Silene antirrhina (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 simplex gillmanii (Dune Goldenrod)

Solidago speciosa (Showy Goldenrod)

Spiranthes cernua (Nodding Ladies' Tresses)

Stachys palustris arenicola (Hairy Hedge Nettle)

Stachys tenuifolia (Smooth Hedge Nettle)

Strophostyles leiosperma (Small Fuzzy Bean)

Talinum calycinum (Large-Flowered Rock Pink)

Tephrosia virginiana (Goat's Rue)

Tetraneuris herbacea (Lakeside Daisy)

Thalictrum revolutum (Waxy Meadow Rue)

Thaspium barbinode (Hairy-Jointed Meadow Parsnip)

Tomanthera auriculata (Ear-Leaved False Foxglove)

Tradescantia bracteata (Prairie Spiderwort)

Tradescantia ohiensis (Ohio Spiderwort)

Triodanis perfoliata (Venus' Looking Glass)

Verbena simplex (Narrow-Leaved Vervain)

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 bicolor (Field Pansy)

Viola pedata (Birdfoot Violet)

Viola pedatifida (Prairie Violet)

Viola sagittata (Arrow-Leaved Violet)

Zizia aptera (Heartleaf Golden Alexanders)

Zizia aurea (Golden Alexanders)