Baptisia australis var. minor
Rhodora 39: 312. 1937.
Common names: Blue wild indigo
Endemic
Basionym: Baptisia minor Lehmann Index Seminum (Hamburg) 1827: 5, 16. 1827
Treatment appears in FNA Volume 11.
Legumes much inflated, 2–3 cm wide; stipe 8–12 mm in fruit. 2n = 18.
Phenology: Flowering May–Jun.
Habitat: Sandy or silty alluvial soils, grasslands, along streams in forests.
Elevation: 10–300 m.
Distribution
Ont., Ark., Iowa, Kans., Mo., Nebr., Okla., Tex.
Discussion
Variety minor forms hybrids with Baptisia sphaerocarpa (B. × variicolor Kosnik, Diggs, Redshaw & Lipscomb), and B. lactea (B. × bicolor Greenman & Larisey), as documented by M. A. Kosnik et al. (1996). It is introduced in Ontario.
Selected References
None.
Lower Taxa
None.