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Shrub, tree, generally thorny, generally densely silvery-hairy throughout; hairs generally scale-like; occasionally ± dioecious. Leaf: simple, alternate or opposite, generally deciduous, entire; petiole generally short; stipules 0. Inflorescence: generally umbel-like, axillary; flowers 1–few. Flower: radial; hypanthium rotate to salverform, fleshy in age, lower part generally constricted, persistent, with a nectary disk; sepals generally 4, ± petal-like; petals 0; anthers 4 or 8, ± sessile; ovary superior but appearing inferior, chamber 1, style 1. Fruit: achene enclosed in fleshy hypanthium, appearing drupe- or berry-like.
3 genera, ± 45 species: North America, Europe, Asia, eastern Australia; especially temperate, subtropics. [Graham 1964 J Arnold Arbor 45:274–278] —Scientific Editors: Douglas H. Goldman, Bruce G. Baldwin.
Key to Elaeagnaceae
Shrub; dioecious. Flower: small, clustered in leaf axils. Staminate flower: hypanthium rotate; disk lobes alternate with stamens. Pistillate flower: hypanthium urn-shaped, ± closed distally; disk lobes 8, ± meeting above ovary; stigma cap-like.Key to Shepherdia
3 species: North America. (John Shepherd, curator of Liverpool Botanic Garden, 1764–1836)
Plant 2–7 m, much-branched. Leaf: 1.3–6 cm, 1–2 cm wide, oblong or elliptical, adaxially silver-green. Flower: white. Fruit: 5–7 mm, ellipsoidal, red.
Along streams, river bottoms, slopes; 650–2100 m. e Klamath Ranges, High Sierra Nevada, South Coast Ranges, Western Transverse Ranges, San Bernardino Mountains, Modoc Plateau, n East of Sierra Nevada; to Canada, central United States. Fruit sour, made into sauce eaten with buffalo meat along Overland Trail; occasionally cultivated as ornamental. Apr–May [Online Interchange]
Previous taxon: Shepherdia
Next taxon: Shepherdia canadensis
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Dec 20 2014
Citation for this treatment: [Author of taxon treatment] 2013. Shepherdia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=44296, accessed on Dec 20 2014
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|Geographic subdivisions indicated for the distribution of Shepherdia argentea|| Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).
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