Life … Plants Vascular Plants Dicots Sunflowers, Bellflowers, Fanflowers, and Allies Sunflower Family Rabbitbrushes Yellow Rabbitbrush Threadleaf Rabbitbrush subspecies Threadleaf Rabbitbrush Chrysothamnus viscidiflorus axillaris Key traits Layer Shrubs Plant type Perennial Shrub From USDA PLANTS. Close