Illinois Natural History Survey - University of Illinois



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Scientific Name Synonyms Common Names Family Lifeform Origin Photo
Cypripedium x andrewsiiLady's-slippers orchid Orchidaceae Forb Native
Cypripedium x andrewsii var. favillianumCypripedium X favillianum Orchidaceae Forb Native
Cypripedium acauleStemless lady's-slipper Orchidaceae Forb Native
Cypripedium parviflorumCypripedium parviflorium
Cypripedium calceolus var. parviflorum
Sm. yellow lady-slipper orchid
Small yellow lady-slipper orchid
Orchidaceae Forb Native
Cypripedium parviflorum var. pubescensCypripedium calceolus var. pubescens
Cypripedium pubescens
Lg. yellow lady-slipper orchid
Large yellow lady-slipper orchid
Greater yellow lady's-slipper
Orchidaceae Forb Native
Cypripedium candidumWhite lady's-slipper orchid Orchidaceae Forb Native
Cypripedium reginaeShowy lady's-slipper orchid Orchidaceae Forb Native
Calopogon tuberosusCalopogon pulchellusGrass pink orchid
Tuberous grass-pink
Orchidaceae Forb Native
Galearis spectabilisOrchis spectabilisShowy orchis Orchidaceae Forb Native
Platanthera blephariglottisHabenaria blephariglottisWhite fringed orchid Orchidaceae Forb Native
Platanthera ciliarisHabenaria ciliarisYellow fringed orchid
Orange fringed orchid
Orchidaceae Forb Native
Platanthera clavellataHabenaria clavellataWood orchid
Small green woodland orchid
Orchidaceae Forb Native
Platanthera dilatataHabenaria dilatataWhite bog orchid Orchidaceae Forb Native
Platanthera flavaHabenaria flava
Platanthera flava var. flava
Habenaria scutellata
Perularia flava
Perularia scutellata
Habenaria flava var. flava
Perularia bidentata
Tubercled orchid
Palegreen orchid
Southern rein orchid
Orchidaceae Forb Native
Platanthera flava var. herbiolaPlatanthera flava var. herbiola
Habenaria flava var. herbiola
Platanthera flava herbiola
Tubercled rein-orchid Orchidaceae Forb Native
Platanthera hookeriHabenaria hookeriRound-leaved orchid Orchidaceae Forb Native
Platanthera hyperborea var. huronensisHabenaria hyperborea var. huronensis
Platanthera hyperborea huronensis
Green orchid Orchidaceae Forb Native
Platanthera laceraHabenaria laceraRagged fringed orchid Orchidaceae Forb Native
Platanthera leucophaeaHabenaria leucophaeaPrairie white fringed orchid Orchidaceae Forb Native
Platanthera orbiculataHabenaria orbiculataRound-leaved orchid Orchidaceae Forb Native

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