Lindleyana7: 65. 1992
Phenology: Flowering Apr–May (coastal plain) –Jul (mountains).
Habitat: Savannas, meadows, openings in oak or pine woodlands, mountain habitat often xeric, in acidic soil
Elevation: 0–1000 m
A station in Barbour County, West Virginia, is 240 km north of other stations and may be a result of introduction (K. B. Gregg 1989).
Cleistes bifaria has been treated as a variety of the following species; it is readily separated by its relatively short column, which is correlated with the relatively small size of other floral parts, and differences in lip keel. It is, to a large extent, isolated from the following taxon by geographic distribution and flowering time where their distributions overlap (P. M. Catling and K. B. Gregg 1992).
|Author||Katharine B. Gregg + and Paul M. Catling +|
|Basionym||Cleistes divaricata bifaria +|
|Common name||Smaller spreading pogonia +|
|Elevation||0–1000 m +|
|Habitat||Savannas, meadows, openings in oak or pine woodlands, mountain habitat often xeric, in acidic soil +|
|Illustrator||Barbara Alongi +|
|Phenology||Flowering Apr–May (coastal plain) –Jul (mountains). +|
|Taxon name||Cleistes bifaria +|
|Taxon parent||Cleistes +|
|Taxon rank||species +|
|Volume||Volume 26 +|