Rounded Global Status Rank: G3 - Vulnerable
Reasons: Colorado Plateau and Great Basin, widespread, but often in low numbers at particular sites.
No one has provided updates yet.
Learn how to contribute.
Appears under "Conservation Status"
Some rights reserved
Gardner, P.A. (1989), rev. L. Morse (1996, 1998)
Average rating: 2.5 of 5
search millions of data records on EOL
Become part of the EOL community!
Join EOL now
Already a member?
Visit the Biodiversity Heritage Library