Life … Plants Vascular Plants Dicots Roses, Elms, Figs, and Allies Buckthorn Family California-lilacs Wartleaf Ceanothus Ceanothus papillosus papillosus variety Ceanothus papillosus papillosus Ceanothus papillosus papillosus Key traits Layer Shrubs Plant type Perennial Shrub From USDA PLANTS. Close