Calopogon R. Brown.
A genus of 5 species (one with two varieties), endemic to e. North America.
ID notes:Unlike nearly all our orchid genera, the lip is oriented upward.
Ref: Correll (1950); Goldman et al. (2004); Goldman, Magrath, & Catling (2002) In Flora of North America Editorial Committee (2002a); Goldman, van den Berg, & Griffith (2004); Trapnell, Hamrick, & Giannasi (2004). Show full citations.