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Flora of Scotts Creek Watershed

Mugwort Plant Top Leaf

Artemisia douglasiana - California Mugwort

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Family Name: Asteraceae

Common Names: California Mugwort, Douglas' Mugwort

Origin: Native to California

Habitat: Found in moist places, along streams or in dry stream bottoms, occasionally on shaded slopes, disturbed areas. Below 2200 m.

Life Form and Duration: Perennial Herb, 0.5-2.5 m

Comments on overall growth: Many stemmed plant with woody base, grows from a rhizome. Aromatic.

Bark and Stem Description: Stems erect, brown to gray-green.

Foliage Description: Leaves alternate, evenly spaced, 1-15 cm long, narrowly elliptic to widely oblanceolate, upper most leaves generally entire, lower leaves 3-5 lobed at tip, aromatic, darker green on upper surface with sparse hairs, densely white-tomentose (short white wooly hairs) on bottom surface.

Infloresence Description: Flowers in greenish heads in dense leafy panicles, 10-30 cm long by 3-9 cm wide. Flower heads 2-4 mm diameter, bell shaped, nodding. 6-9 pistillate flowers per head, corollas less than 2 mm. 9-25 staminate disk flowers.

Flowering Season: June-October

Fruit Type: Achene

Fruit Description: Small and dry, less than 1 mm.

Other Comments: "Rumored to remove the effects of poison oak and stinging nettle if applied in a poultice or rubbed on the contact site as soon as possible, or use as a tea to soothe poison oak rashes."