Host an Event Volunteer Join Tickets

Support the plant database you love!


Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or you can choose a plant family:

Asclepias solanoana

Asclepias solanoana Woodson

Serpentine Milkweed

Asclepiadaceae (Milkweed Family)

Synonym(s): Solanoa purpurascens


USDA Native Status: L48 (N)

"Asclepias solanoana has prostrate stems that reach a length of about one foot, with leaves from one to almost two inches long. The flowers are purple outside and white inside, and they have reflexed lobes." (Bibref 1051)


From the Image Gallery

No images of this plant

Plant Characteristics

Duration: Perennial
Habit: Herb
Fruit Type: Follicle
Size Notes: Stems prostrate, up to about 1 foot long.

Bloom Information

Bloom Color: White , Pink , Purple
Bloom Time: May , Jun , Jul


Native Habitat: "This milkweed occurs infrequently on dry serpentine outcroppings from 2,000 to 5,000 feet in the North Coast Ranges from Napa to Trinity Counties, blooming in June." (Bibref 1051)


Bibref 1051 - Introduction to California Mountain Wildflowers (2003) Munz, P. A.; Phyllis M Faber; Dianne Lake

Search More Titles in Bibliography

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Asclepias solanoana in USDA Plants
FNA: Find Asclepias solanoana in the Flora of North America (if available)
Google: Search Google for Asclepias solanoana


Record Modified: 2023-06-13
Research By: DEW, NH

Go back