familyFabaceae
subfamilyFabaceae subfam. Faboideae
genusVicia
speciesVicia americana
varietyVicia americana var. minor
Vicia americana var. minor
Fl. Bor.-Amer. 1: 157. 1831.
Endemic
Synonyms: Vicia americana var. angustifolia Nees V. americana var. linearis (Nuttall) S. Watson V. americana subsp. minor (Hooker) Piper & Beattie
Treatment appears in FNA Volume 11.
Stems erect, usually to 4 dm. Leaves often with simple tendrils; leaflet blades 20–40 × 2–5 mm. Inflorescences 3–4(–5)-flowered. 2n = 14, 28.
Phenology: Flowering May–Jul.
Habitat: Sandy plains, dry prairies, pinyon-juniper woodlands.
Elevation: 500–2000 m.
Distribution
Alta., B.C., Man., N.W.T., Sask., Ariz., Colo., Iowa, Kans., Mont., Nebr., Nev., N.Mex., N.Dak., Okla., S.Dak., Utah, Wyo.
Discussion
Vicia sparsifolia Nuttall ex Torrey & A. Gray 1838, not Tenore 1835, is an illegitimate name that pertains here.
Selected References
None.
Lower Taxa
None.