Senecio flaccidus var. douglasii

(de Candolle) B. L. Turner & T. M. Barkley

Phytologia 69: 52. 1990.

Basionym: Senecio douglasii de Candolle in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 6: 429. 1838
Synonyms: Senecio douglasii var. tularensis Munz
Treatment appears in FNA Volume 20. Treatment on page 559. Mentioned on page 558.
Revision as of 20:24, 16 December 2019 by FNA>Volume Importer

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.


Phenology: Flowering mostly summer–fall (year around in favorable sites).
Habitat: Dry, open, sandy or rocky sites, usually areas with continual mild disturbance
Elevation: 100–1500 m

Distribution

V20-1240-distribution-map.gif

Calif., Mexico (Baja California).

Discussion

Selected References

None.

Lower Taxa

None.
Theodore M. Barkley† +
(de Candolle) B. L. Turner & T. M. Barkley +
Senecio douglasii +
Calif. +  and Mexico (Baja California). +
100–1500 m +
Dry, open, sandy or rocky sites, usually areas with continual mild disturbance +
Flowering mostly summer–fall (year around in favorable sites). +
Illustrated +
Senecio douglasii var. tularensis +
Senecio flaccidus var. douglasii +
Senecio flaccidus +
variety +