Page authors: Don Knoke, David Giblin
Artemisia michauxiana
Michaux's mugwort, lemon sagewort, Michaux's wormwood

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

Habitat: Rocky places in the mountains at rather high elevations.

Flowers: May-August

Origin: Native

Conservation Status: Not of concern


Rhizomatous perennial, 2-5 dm. tall, several-stemmed from a short, woody base.


Leaves white-woolly beneath and green above, the lower ones bipinnatifid, 2-5 cm. long, the short, narrow ultimate segments often again toothed; upper leaves reduced, those of the inflorescence often entire.


Inflorescence elongate, narrow, spike-like; involucre 3.5-4 mm. high, dry and glabrous; corollas all tubular, yellowish, fertile, the outer ones pistillate, 9-12, the inner perfect, 15-35; receptacle naked; pappus none.


Achenes glabrous.

Accepted Name:
Artemisia michauxiana Besser
Publication: Fl. Bor.-Amer. 1: 324. 1833.

Synonyms & Misapplications:
Artemisia vulgaris L. var. michauxiana (Besser) H. St. John
Additional Resources:

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

WA Flora Checklist: Artemisia michauxiana checklist entry.

E-Flora BC: Artemisia michauxiana atlas page.

CalPhotos: Artemisia michauxiana photos.

USDA Plants: Artemisia michauxiana information.

20 photographs:
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