Senecio flaccidus var. monoensis

(Greene) B. L. Turner & T. M. Barkley

Phytologia 69: 54. 1990.

Basionym: Senecio monoensis Greene Leafl. Bot. Observ. Crit. 1: 221. 1906
Synonyms: Senecio filicifolius Greenman Senecio lathyroides Greene Senecio pectinatus A. Nelson
Treatment appears in FNA Volume 20. Treatment on page 559. Mentioned on page 558.

Herbage glabrate or glabrous. Calyculi: bractlets well developed (lengths, at least some, 1/2 phyllaries). Involucres campanulate. Phyllaries (± 13) ± 21, 7–10+ mm.


Phenology: Flowering mostly summer–fall, less commonly spring.
Habitat: Open, rocky or sandy sites, especially desert basins and washes
Elevation: 600–2000 m

Distribution

V20-1241-distribution-map.gif

Ariz., Calif., Nev., N.Mex., Tex., Utah, Mexico (Baja California).

Discussion

Senecio flaccidus var. monoensis intergrades with var. douglasii and with var. flaccidus in areas of range overlap.

Selected References

None.

Lower Taxa

None.
Theodore M. Barkley† +
(Greene) B. L. Turner & T. M. Barkley +
Senecio monoensis +
Ariz. +, Calif. +, Nev. +, N.Mex. +, Tex. +, Utah +  and Mexico (Baja California). +
600–2000 m +
Open, rocky or sandy sites, especially desert basins and washes +
Flowering mostly summer–fall, less commonly spring. +
Illustrated +
Senecio filicifolius +, Senecio lathyroides +  and Senecio pectinatus +
Senecio flaccidus var. monoensis +
Senecio flaccidus +
variety +