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Montana Field Guide

Montana Field Guides

Canada Buffaloberry - Shepherdia canadensis

Native Species

Global Rank: G5
State Rank: S4S5

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

External Links






 
General Description
Shrub 1–2 m. Stems unarmed; twigs brown-mealy, becoming gray. Leaf blades narrowly ovate, 2–10 cm long, green above, white- and brown-mealy beneath. Flowers: hypanthium brown-mealy, 2–4 mm long; sepals yellow-green on the inside, male ca. 1 mm long, female 1–2 mm long, stellate-pubescent at the base. Fruit red, ovoid, 5–7 mm long, insipid (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Diagnostic Characteristics
Canada Buffaloberry - Shepherdia canadensis, native and desirable:
* Shrubs with twigs that have brown-mealy hairs (trichomes), becoming gray.
* Leaves are oppositely arranged, narrowly ovate, and brown-mealy below.
* Twigs lack thorns.
* Fruits are orange to red, juicy berries.

Silver Buffaloberry
- Shepherdia argentea, native and desirable:
* Shrubs with twigs that have white-mealy hairs (trichomes), becoming gray.
* Leaves are oppositely arranged, oblanceolate, and white-mealy below.
* Twigs have thorns.
* Fruits are orange to red, juicy berries.

Russian OliveElaeagnus angustifolia, exotic, undesirable, and Regulated:
* Tall shrubs or small trees with twigs that have white-mealy hairs (trichomes), becomeing orange-brown.
* Leaves are alternately arranged, narrowly lanceolate, white-mealy above, and silvery below.
* Twigs have thorns.
* Fruits are silvery-green and dry (olive-like).

American SilverberryElaeagnus commutata, native and desirable:
* Shrubs with twigs that have white-mealy hairs (trichomes), becoming gray.
* Leaves are alternately arranged, ovate to elliptic, white-mealy above, and silvery below.
* Twigs lack thorns.
* Fruits are silvery-green and dry (olive-like).

Species Range
Montana Range

Year-round
 


Range Comments
AK to NL south to CA, AZ, NM, SD, NY (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 2554

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat

References
  • Additional ReferencesLegend:   View Online Publication
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    • Johnson, T. W. 1982. An analysis of pack and saddle stock grazing areas in the Bob Marshall Wilderness. M.Sc.Thesis. Bozeman, MT: Montana State University. 105 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Lonner, T.N. 1972. Age distributions and some age relationships of key browse plants on big game ranges in Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 79 p.
    • Lovaas, A.L. 1957. Mule deer food habits and range use in the Little Belt Mountains, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 43 p.
    • Steerey, W. F. 1979. Distribution, range use and population characteristics of Mule Deer associated with the Schafer Creek winter range, Bridger Mountains, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 119 p.
    • Zimmer, J.P. 2004. Winter habitat use and diet of Snowshoe Hares in the Gardiner, Montana area. M.Sc. Thesis. Bozeman, Montana: Montana State University. 65 p.
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Citation for data on this website:
Canada Buffaloberry — Shepherdia canadensis.  Montana Field Guide.  .  Retrieved on , from