Calypso bulbosa (L.) Oakes [ Calypso borealis (Sw.) Salisb.]
no HD illustration available (m1)
Calypso bulbosa (L.) Oakes [ Cypripedium bulbosum L.] [Orchidaceae]
W. Curtis, Bot. Mag., vol. 54 [ser. 2, vol. 1]: t. 2763 (1827) [W.J. Hooker]