Astragalus toanus var. scidulus

S. L. Welsh & N. D. Atwood

Rhodora 95: 403, fig. 11. 1993.

Common names: Arizona Strip milkvetch
EndemicConservation concern
Treatment appears in FNA Volume 11.

Leaflets (0 or 1 or)11 or 13. Flow­ers 14–16.5 mm; corolla green­ish yellow or whit­ish. Legumes 8–9 mm wide. A 2n = 22.


Phenology: Flowering Apr–May.
Habitat: Mixed desert shrub and grass commu­nities.
Elevation: 1600 m.

Discussion

Variety scidulus is distantly isolated from var. toanus in the Arizona Strip, Mohave County.

Selected References

None.

Lower Taxa

None.
Stanley L. Welsh +
S. L. Welsh & N. D. Atwood +
Arizona Strip milkvetch +
1600 m. +
Mixed desert shrub and grass communities. +
Flowering Apr–May. +
Endemic +  and Conservation concern +
Papilionoideae de +
Astragalus toanus var. scidulus +
Astragalus toanus +
variety +