Flora of North America species comparison

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Senecio flaccidus var. monoensis
Photo is of parent taxon

Mono groundsel, smooth threadleaf ragwort
Herbage

glabrate or glabrous.
Involucres

campanulate.
Phyllaries

(± 13) ± 21, 7–10+ mm.
Calyculi

bractlets well developed (lengths, at least some, 1/2 phyllaries).

Senecio flaccidus var. monoensis
Phenology Flowering mostly summer–fall, less commonly spring.
Habitat Open, rocky or sandy sites, especially desert basins and washes
Elevation 600–2000 m (2000–6600 ft)
Distribution
from FNA
AZ; CA; NM; NV; TX; UT; Mexico (Baja California)
[BONAP county map]
Discussion

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

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 20, p. 559.
Parent taxa Asteraceae > tribe Senecioneae > Senecio > Senecio flaccidus
Sibling taxa
S. flaccidus var. douglasii, S. flaccidus var. flaccidus
Synonyms S. monoensis, S. filicifolius, S. lathyroides, S. pectinatus
Name authority (Greene) B. L. Turner & T. M. Barkley: Phytologia 69: 54. (1990)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Apiaceae, Boraginaceae, and Polemoniaceae.)

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