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Montana Field Guide

Montana Field Guides

Curl-leaf Mountain-mahogany - Cercocarpus ledifolius

Native Species

Global Rank: G5
State Rank: S5

Agency Status
MNPS Threat Rank:
C-value: 5

External Links

General Description
Evergreen shrubs 1.5–5 m. Stems reddish, tomentose when young, becoming gray. Leaf blades linear, 1–3 cm long, nearly glabrous above, white-lanate beneath with entire, inrolled margins. Flowers: hypanthium 4–6 mm long, lanate, the limb reddish; sepals 1–2 mm long; stamens 15 to 25. Achene 5–10 mm long; the style 2–4 cm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
WA to MT south to CA, AZ, UT and CO (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 262

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



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

Stony slopes, cliffs, rock outcrops, most common on limestone or sandstone; plains, valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

  • Additional ReferencesLegend:   View Online Publication
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    • Duncan, E. A. 1975. The ecology of Curl-Leaf Mountain Mahogany (Cercocarpus ledifolius Nutt.) in southwestern Montana with special reference to use by Mule Deer. M.S. Thesis. Montana State University, Bozeman. 87 Pp.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Little, E.L., Jr. 1979. Checklist of United States trees (native and naturalized). Agriculture Handbook No. 541. U.S. Forest Service, Washington, D.C. 375 pp.
    • Ormiston, J.H. 1978. Response of curlleaf mountain mahogany to top pruning in southwest Montana. Pp. 401-402 in H.L. Heady, ed., Proc. First Inter. Rangeland Congress. Soc. Range Manage., Denver, CO.
    • Weaver, T. 1986. Estimation of Cercocamus ledifolius biomass and leaf area index: three methods. Montana Acad. Sci. Proc. 46:67-74.
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Citation for data on this website:
Curl-leaf Mountain-mahogany — Cercocarpus ledifolius.  Montana Field Guide.  .  Retrieved on , from