Page authors: Don Knoke, David Giblin
Artemisia ludoviciana
western mugwort, prairie sage
WTU specimens
Other herbaria

Distribution: Occurring on both sides of the Cascades in Washington; distributed widely throughout North America.

Habitat: Fairly dry areas from the foothills to high elevations in the mountains.

Flowers: June-October

Origin: Native

Conservation Status: Not of concern

Description:
General:

Aromatic, rhizomatous perennial, 3-19 dm. tall, simple up to the inflorescence, white-woolly at least above.

Leaves:

Leaves 3-11 cm. long, lanceolate or lance-elliptic and entire to deeply lobed, the lobes sometimes toothed, up to 1 cm. wide excluding the lobes, white-woolly beneath and often above as well.

Flowers:

Inflorescence paniculate, ample or narrow; involucral bracts imbricate, dry, 2.5-4.5 mm. high; corollas all tubular, yellowish, fertile, the outer ones pistillate, 5-12, the inner perfect, 6-45; receptacle naked; pappus none.

Fruits:

Achenes glabrous.

Accepted Name:
Artemisia ludoviciana Nutt.
Publication: Gen. N. Amer. Pl. 2: 143. 1818.

Synonyms & Misapplications:
(none provided)
Infraspecies:
ssp. candicans – western mugwort, prairie sage
ssp. incompta – western mugwort, prairie sage
ssp. lindleyana – western mugwort, prairie sage
ssp. ludoviciana – western mugwort, prairie sage
Additional Resources:

PNW Herbaria: Specimen records of Artemisia ludoviciana in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Artemisia ludoviciana checklist entry.

E-Flora BC: Artemisia ludoviciana atlas page.

CalPhotos: Artemisia ludoviciana photos.

USDA Plants: Artemisia ludoviciana information.

86 photographs:
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