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Montana Field Guide

Montana Field Guides

Wild-ginger - Asarum caudatum

Native Species

Global Rank: G5
State Rank: S4S5

Agency Status
MNPS Threat Rank:
C-value: 8

External Links

General Description
Rhizomatous, acaulescent, perennial herbs. Leaves 2 per node, glabrous or sparsely hairy; the petiole 7–18 cm long; the blade cordate, 4–12 cm long. Flowers perfect, solitary, epigynous, pedunculate in leaf axils; petals vestigial; sepals 3, long-attenuate, 2–6 cm, hairy, and brown-purple externally, white and purple internally, spreading, united at the base around the ovary; stamens 12; pistil 6-celled with 6 united styles. Fruit a fleshy capsule (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
Asarum caudatum occurs in British Columbia, Canada, and Washington, Oregon, California, Montana and Idaho, U.S.

Observations in Montana Natural Heritage Program Database
Number of Observations: 81

(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)

Mesic to wet coniferous, often western red-cedar forest, thickets; valleys to montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

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Citation for data on this website:
Wild-ginger — Asarum caudatum.  Montana Field Guide.  .  Retrieved on , from