Jepson eFlora: Taxon page
Vascular Plants of California
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Shepherdia canadensis

Higher Taxonomy
Family: ElaeagnaceaeView DescriptionDichotomous Key
Habit: 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.
Genera In Family: 3 genera, +- 45 species: North America, Europe, Asia, eastern Australia; especially temperate, subtropics.
eFlora Treatment Author: Elizabeth McClintock, except as noted
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: ShepherdiaView DescriptionDichotomous Key

Habit: 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.
Species In Genus: 3 species: North America. Etymology: (John Shepherd, curator of Liverpool Botanic Garden, 1764--1836)
eFlora Treatment Author: Alan T. Whittemore
Shepherdia canadensis (L.) Nutt.
Habit: Plant 0.7--4 m. Leaf: 4--6 cm, 2--4 cm wide, oblong or ovate to triangular-ovate, adaxially green. Flower: brown-scaly. Fruit: 8--9 mm, ellipsoidal, red.
Ecology: Streambanks, slopes, conifer forest; Elevation: 1700 m. Bioregional Distribution: e KR; Distribution Outside California: to Alaska, eastern United States. Flowering Time: Apr--May Note: Fruit bitter, inedible.
Jepson eFlora Author: Alan T. Whittemore
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

Previous taxon: Shepherdia argentea
Next taxon: Elatinaceae

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Citation for this treatment: Alan T. Whittemore 2012, Shepherdia canadensis, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on March 24, 2019.

Citation for the whole project: Jepson Flora Project (eds.) 2019, Jepson eFlora,, accessed on March 24, 2019.

Shepherdia canadensis
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© 2014 Dana York
Shepherdia canadensis
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© 2011 California Academy of Sciences
Shepherdia canadensis
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© 2014 Dana York
Shepherdia canadensis
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© 2014 Steve Matson
Shepherdia canadensis
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© 2014 Dana York
Shepherdia canadensis
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© 2016 Keir Morse

More photos of Shepherdia canadensis in CalPhotos

Geographic subdivisions for Shepherdia canadensis:
e KR;
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
map of distribution 1
(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).

View elevation by latitude chart
Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time.