Page authors: Don Knoke, David Giblin
Asarum caudatum
wild ginger

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho and Montana.

Habitat: Moist, shady woods at low to mid-elevations in the mountains.

Flowers: April-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Flies


Perennial herbs from rhizomes, the stems trailing, freely-rooting, forming large mats.


Leaves 2 per node, the petioles 5-20 cm. long; leaf blades reniform, cordate-based, 4-10 cm. long and up to 15 cm. broad, obtuse to acute, persistent.


Flowers solitary on peduncles 1-3 cm. long; calyx brownish-purple to greenish-yellow, the 3 lobes long-tapered and acute, flared above the bell-shaped base, 3-8 cm. long; petals none; the base of the staminal tube with 3 linear bracts 1-3 mm. long alternate with the calyx lobes; stamens 12, united into a tube below, alternately longer and shorter; ovary inferior.


Capsule fleshy.

Accepted Name:
Asarum caudatum Lindl.
Publication: Edwards\'s Bot. Reg. 17: footnote after plate 1399. 1831.

Synonyms & Misapplications:
Asarum caudatum Lindl. var. caudatum [KZ99]
Additional Resources:

PNW Herbaria: Specimen records of Asarum caudatum in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Asarum caudatum checklist entry

OregonFlora: Asarum caudatum information

E-Flora BC: Asarum caudatum atlas page

CalPhotos: Asarum caudatum photos

42 photographs:
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