[The Buttercup Family West of the Cascade Mountains]
Goldthreads West of the Cascade Mountains of Oregon and Washington

The Genus Coptis

 

 

Oregon Goldthread, Cutleaf Goldthread, Fern-leaf Goldthread: Coptis aspleniifolia -

Cut-leaf Gold Threads, Oregon Goldthread: Coptis laciniata -

Western Goldthread, Idaho Goldthread: Coptis occidentalis -

Paul Slichter E-mail