Corispermum americanum var. rydbergii
Novon 5: 351. 1995.
Inflorescences always interrupted. Fruits (3–)3.5–4.5 × 2.5–3.5 mm; wing 0.3–0.4(–0.5) mm wide.
Phenology: Flowering late summer–fall.
Habitat: Sandy areas
Elevation: 100-2000 m
Distribution
Ariz., Colo., N.Mex., Tex., Utah, n Mexico (Chihuahua).
Discussion
Selected References
None.
Lower Taxa
None.