Shepherdia argentea
Gen. N. Amer. Pl. 2: 240. 1818.
Common names: Silver buffaloberry
Basionym: Hippophaë argentea Pursh Fl. Amer. Sept. 1: 115. 1813
Synonyms: Elaeagnus utilis A. Nelson Lepargyrea argentea (Pursh) Greene
Treatment appears in FNA Volume 10.
Revision as of 16:57, 27 April 2022 by imported>Volume Importer
Shrubs or trees, 1–5 m, densely clonal, from underground stems. Stems armed, spines 2–5 cm. Leaves deciduous; blade elliptic or obovate, 2–5 × 0.5–1.5(–2.5) cm, margins plane, surfaces silvery-pubescent. Flowers: sepals yellow, 2–3 mm on staminate flowers, 1–1.5 mm on pistillate flowers; nectary disc conspicuous. Fruits bright red-orange or yellow, globose, 6–9 mm, fleshy, sparsely lepidote. Seeds brown, 3–4 mm. 2n = 22, 26.
Phenology: Flowering Apr–May.
Habitat: Moist habitats, canyon floors, meadows, open slopes, sometimes on alkaline soils.
Elevation: 300–2300 m.
Distribution
Alta., B.C., Man., Sask., Ariz., Calif., Colo., Idaho, Iowa, Kans., Mich., Minn., Mont., Nebr., Nev., N.Mex., N.Dak., Oreg., S.Dak., Utah, Wis., Wyo.
Discussion
Shepherdia argentea is possibly escaped in the eastern United States (reported from New York; possibly only in gardens).
Selected References
None.
Lower Taxa
None.