| Cercocarpus montanus Alderleaf mountain mahogany View 8 images |  |
| Ceanothus velutinus Snowbrush View 2 images |  |
| Chamerion angustifolium ssp. angustifolium Fireweed View 32 images |  |
| Clematis columbiana Rock clematis View 5 images |  |
| Cleome lutea Yellow spiderflower View 2 images |  |
| Cornus sericea ssp. sericea Redosier dogwood View 3 images |  |
| Crataegus douglasii Black hawthorn View 0 images | |
| Danthonia californica California oatgrass View 0 images | |
| Dasiphora fruticosa ssp. floribunda Shrubby cinquefoil View 13 images |  |
| Danthonia intermedia Timber oatgrass View 0 images |
