Asclepias uncialis (Dwarf Milkweed)

Asclepias uncialis (Dwarf Milkweed)

Photograph by Robert Sivinski (2020)
Scientific Name with Author

Asclepias uncialis Greene

Common Name
Dwarf Milkweed
Rare Plant Conservation Scorecard Summary
Overall Conservation Status Documented Threats Actions Needed

No information

Surveys to document status, abundance and threats

Similar Species

This is a variable complex of species. Sundell 1993 separated them into two subspecies, subspecies uncialis and subsp. ruthiae.  Subsp. ruthiae is distinguished as having stems 10-20 cm long, blades mostly elliptic or circular. The flowers were large with corolla lobes 4-6 mm long and hoods with indistinct hoods.


The distribution of this taxon is widespread from Wyoming to southwest Arizona.

Information Compiled By
Daniela Roth 2020

For distribution maps and more information, visit Natural Heritage New Mexico