Calopogon tuberosus (L.) Britton, Sterns & Poggenb. [ Calopogon pulchellus (Salisb.) R. Br.]
no HD illustration available (m1)
Calopogon tuberosus (L.) Britton, Sterns & Poggenb. [ Calopogon tuberosus var. tuberosus ] [Orchidaceae]
T. Meehan, Native Fl. Ferns U.S., vol. 2 : p. 101, t. 26 (1878-1879)