Illinois Natural History Survey - University of Illinois



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Scientific Name Synonyms Common Names Family Lifeform Origin Photo
Amsonia tabernaemontanaAmsonia tabernaemontana var. tabernaemontanaWillow slimpod
Blue star
Apocynaceae Forb Native
Amsonia tabernaemontana var. salicifoliaAmsonia tabernaemontana salicifolia
Amsonia salicifolia
Blue star Apocynaceae Forb Native
Vinca majorLarge periwinkle Apocynaceae Forb Europe
Vinca minorCommon periwinkle
Myrtle
Apocynaceae Forb Europe
Apocynum x floribundumApocynum x mediumHybrid dogbane
Intermediate dogbane
Apocynaceae Forb Native
Apocynum androsaemifoliumApocynum androsaemifolium var. androsaemifoliumSpreading dogbane Apocynaceae Forb Native
Apocynum cannabinumApocynum sibiricum
Apocynum sibiricum cordigerum
Prairie dogbane
Indian hemp
Apocynaceae Forb Native
Trachelospermum difformeThyrsanthella difformisClimbing dogbane Apocynaceae Liana Native
Asclepias amplexicaulisSand milkweed
Blunt-leaved milkweed
Clasping milkweed
Apocynaceae Forb Native
Asclepias exaltataPoke milkweed Apocynaceae Forb Native
Asclepias hirtellaPrairie milkweed
Tall green milkweed
Apocynaceae Forb Native
Asclepias incarnataAsclepias incarnata ssp. incarnataSwamp milkweed Apocynaceae Forb Native
Asclepias lanuginosaAsclepias ontarioides
Asclepias otarioides
Acerates lanuginosa
Woolly milkweed
Small-green milkweed
Side-cluster milkweed
Apocynaceae Forb Native
Asclepias meadiiMead's milkweed Apocynaceae Forb Native
Asclepias ovalifoliaOval milkweed Apocynaceae Forb Native
Asclepias perennisWhite milkweed Apocynaceae Native
Asclepias purpurascensPurple milkweed Apocynaceae Forb Native
Asclepias quadrifoliaFourleaf milkweed
Whorled milkweed
Apocynaceae Forb Native
Asclepias speciosaShowy milkweed Apocynaceae Forb North America
Asclepias stenophyllaPolyotus angustifoliusNarrow-leaved green milkweed
Slimleaf milkweed
Apocynaceae Forb Native

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