Senecio flaccidus var. douglasii

Herbage usually ± tomentose (usually with persistent, uneven grayish tomentum), sometimes unevenly glabrescent. Calyculi: bractlets well developed (lengths ¹ / 3 - ¹ / 2 phyllaries). Involucres usually campanulate. Phyllaries (± 13) ± 21, 7-10(-12) mm.

Flowering mostly summer-fall (year around in favorable sites). Dry, open, sandy or rocky sites, usually areas with continual mild disturbance; 100-1500 m; Calif.; Mexico (Baja California).