E-Flora BC: Electronic Atlas of the Flora of British Columbia

Artemisia michauxiana Besser
Michaux's mugwort (Michaux's wormwood)
Asteraceae (Aster family)

Introduction to Vascular Plants

© Thayne Tuason  Email the photographer   (Photo ID #76752)

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Distribution of Artemisia michauxiana
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Species Information

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General:
Perennial herb from a woody base and often rhizomatous; stems several to many, nearly glabrous, 20-70 cm tall.
Leaves:
Stem leaves with dense, white, matted hairs below at least when young, generally glabrous and green above, pinnately twice divided, the short, linear ultimate segments often toothed again, lower ones 2-5 cm long.
Flowers:
Heads disciform, numerous in a spikelike inflorescence; involucres bell-shaped, 3.5-4.0 mm tall; involucral bracts lanceolate to egg-shaped, glabrous or sometimes finely hairy; receptacles glabrous; female flowers 9-12; disk flowers 15-35.
Fruits:
Achenes glabrous.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist to mesic meadows and rocky slopes in the steppe to alpine zones; common throughout BC except absent in coastal and NE BC; N to YT, E to AB and S to UT and CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Artemisia michauxiana

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class

Minimum

Average

Maximum

Elevation (metres) 7 1404 2394
Slope Gradient (%) 0 42 125
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
10 188 352
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 1 6
Modal Nutrient Regime
Class
B
Number of field plots
 species was recorded in:
93
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: AT(9), BAFA(3), BG(9), BWBS(2), ESSF(23), ICH(4), IDF(5), IMA(1), MH(1), MS(11), PP(7), SBS(5), SWB(2)

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Artemisia vulgaris subsp. michauxiana (Bess.) St. John

Taxonomic and Nomenclatural Links

Additional Photo Sources

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General References