Blooms: June-August
Habit: herb
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.
Distribution: East of the Cascades in Washington; east to Idaho and Utah, reaching the coast in Oregon.
Habitat: Uncommon in shrub-steppe, usually along vernal stream beds.
Habit: herb
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.
Distribution: East of the Cascades in Washington; east to Idaho and Utah, reaching the coast in Oregon.
Habitat: Uncommon in shrub-steppe, usually along vernal stream beds.
Species Description:
General: Mostly glabrous perennial herbs from rhizomes, the stems 3-8 dm. tall, the juice milky.
Leaves: Leaves mostly whorled and 3-6 per node, the upper often opposite, linear-lanceolate to narrowly oblanceolate, 5-15 cm. long and 3-12 mm. broad.
Flowers: Inflorescence of many-flowered umbels, usually 2 or more in the upper axils, puberulent; peduncles 2-6 cm. long, pedicels 2-15 mm. long; sepals 5, greenish to pinkish-tinged, 2 mm. long, puberulent; corolla lobes 5, 2-4.5 mm. long, pale to dark pinkish-purple; stamens 5, attached to the base of the corolla tube and to each other, forming a column, to which are attached saccate structures 1-2 mm. long, with longer, erect projections; pistil 1, 2-carpellary, the ovaries superior and distinct.
Fruits: Follicles erect, 6-12 cm. long, narrow, smooth.
General: Mostly glabrous perennial herbs from rhizomes, the stems 3-8 dm. tall, the juice milky.
Leaves: Leaves mostly whorled and 3-6 per node, the upper often opposite, linear-lanceolate to narrowly oblanceolate, 5-15 cm. long and 3-12 mm. broad.
Flowers: Inflorescence of many-flowered umbels, usually 2 or more in the upper axils, puberulent; peduncles 2-6 cm. long, pedicels 2-15 mm. long; sepals 5, greenish to pinkish-tinged, 2 mm. long, puberulent; corolla lobes 5, 2-4.5 mm. long, pale to dark pinkish-purple; stamens 5, attached to the base of the corolla tube and to each other, forming a column, to which are attached saccate structures 1-2 mm. long, with longer, erect projections; pistil 1, 2-carpellary, the ovaries superior and distinct.
Fruits: Follicles erect, 6-12 cm. long, narrow, smooth.
Accepted Name:
Asclepias fascicularis Dcne.Synonyms:
Asclepias mexicana auct. non Cav.
Treated in Flora of the PNW as:
Asclepias fascicularis
Additional Resources:
PNW Herbaria Specimens: View list of Asclepias fascicularis specimens in the Consortium of Pacific Northwest Herbaria database.
WTU Herbarium Specimens: View list of Asclepias fascicularis specimens in the WTU Herbarium database.
Washington Flora Checklist: Asclepias fascicularis treatment.
E-Flora BC: Asclepias fascicularis atlas page.
CalPhotos: Asclepias fascicularis images.
USDA Plants Database: Asclepias fascicularis.
Jim Riley
Don Knoke, 2005
Don Knoke, 2005
Don Knoke, 2005
G. D. Carr, 2008
G. D. Carr, 2008
G. D. Carr, 2008
G. D. Carr, 2008
G. D. Carr, 2008
G. D. Carr, 2008
G. D. Carr, 2008
G. D. Carr, 2008
Don Knoke, 2009
Joe DiTomaso
Joe DiTomaso
Joe DiTomaso
Joe DiTomaso
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 WA Native Plant Society |
