Page author: Don Knoke
Heuchera chlorantha
green-flowered alumroot, meadow alumroot, tall alumroot

Distribution: West of the Cascade summit, Queen Charlotte Island, British Columbia south to Douglas County, Oregon, up the Columbia River Gorge to the east base of the Cascades, then south along the Oregon Cascades to Klamath County, OR.

Habitat: Gravelly prairies and wooded hillsides.

Flowers: May - August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


Strong perennial with a branched crown and short rhizomes, the stem 4-10 dm. tall, t he lower portion with brownish, spreading hairs 2-5 mm. long.


Leaves basal, long-petiolate, the blades cordate-ovate, 4-8 cm. long and broad, with 5-9 rounded, shallow lobes.


Inflorescence a spike-like panicle up to 15 cm. long; calyx greenish, 7-9 mm. long, the 5 lobes oblong; petals linear, half as long as the calyx lobes, often in part or entirely lacking; stamens 5, the filaments elongating after blooming; ovary 4/5 inferior, projecting into 2 hollow, conical beaks.


Capsule 9-11 mm. long.

Accepted Name:
Heuchera chlorantha Piper
Publication: Contr. U.S. Natl. Herb. 16: 206. 1913. 1913.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Heuchera chlorantha in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Heuchera chlorantha checklist entry.

E-Flora BC: Heuchera chlorantha atlas page.

CalPhotos: Heuchera chlorantha photos.

USDA Plants: Heuchera chlorantha information.

16 photographs:
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