Purshia tridentata (Pursh) DC.

Jepson Lava Beds workshop with Sean Smith and Steve Jessup

Jepson Lava Beds workshop with Sean Smith and Steve Jessup

Latitude and Longitude are WGS84 +/- 5 meters. Extensive stands of both species intermingle here with no evidence of hybridization. Purshia tridentata flowers about 2-3 weeks earlier than P. glandulosa at this site.

rose family

Antelope bitterbrush is a shrub that fixes nitrogen and is found on the dry slopes of California mountains.

Antelope bitterbrush is a shrub that fixes nitrogen and is found on the dry slopes of California mountains.