[The Rose Family in the Cascade Mts.]
Mountain-avens of the Cascade Mts. of Oregon and Washington

The Genus Dryas

 

 

Drummond's Mountain-avens, Yellow Mountain-avens: Dryas drummondii -

White Mountain-avens, Eightpetal Mountain-avens, White Dryas: Dryas octopetala -

Paul Slichter E-mail