Vascular Plants - Asteraceae - Artemisia:
Artemisia annua
sweet sagewort, annual wormwood 
Blooms: August - October
Habit: herb
Duration: annual
Origin: Introduced
Distribution: Native of Eurasia, naturalized in eastern United States, rare in the Pacific Northwest.
Habitat: Fields and waste places.
Species Description:

General: Sweet-scented, glabrous, tap-rooted annual 0.3-3 m. tall.
Leaves: Leaves 2-10 cm. long, twice or thrice pinnatifid, the ultimate segments linear or lanceolate.
Flowers: Inflorescence broad and open, the discoid heads loose, often nodding, borne on short peduncles; involucre glabrous, imbricate, 1-2 mm. high; flowers all fertile, the outer pistillate; pappus none,
Fruits: Achene glabrous.
Accepted Name:
Artemisia annua L.

Treated in Flora of the PNW as:
Artemisia annua
Additional Resources:

PNW Herbaria Specimens: View list of all Artemisia annua specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Artemisia annua specimens in the WTU Herbarium database.

Washington Flora Checklist: Artemisia annua treatment.

E-Flora BC: Artemisia annua atlas page.

CalPhotos: Artemisia annua images.

USDA Plants Database: Artemisia annua.
Additional photographs of Artemisia annua:
(click on a thumbnail to view larger photo)

Richard Old

Richard Old

Richard Old

Richard Old
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Burke Museum

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Washington Native Plant Society
WA Native Plant Society