Malacothrix saxatilis var. arachnoidea

(E. A. McGregor) E. W. Williams

Amer. Midl. Naturalist 58: 509. 1957.

Common names: Carmel Valley malacothrix
EndemicConservation concern
Basionym: Malacothrix arachnoidea E. A. McGregor Bull. Torrey Club 36: 605, fig. 3. 1909
Treatment appears in FNA Volume 19. Treatment on page 319. Mentioned on page 318.
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Plants rhizomatous or with woody caudices. Herbage tomentose. Stems 1 (from rhizomes) or 2–3+ (from caudices), erect, freely branched, herbaceous or proximally woody, relatively leafy distally. Cauline leaves: proximal not pinnately lobed (lanceolate to elliptic, margins usually entire, apices acute); distal broadly lance-linear to elliptic or linear (firm, bases gradually tapering), margins usually entire, sometimes denticulate, apices usually acute. Arrays of heads relatively crowded to open. Cypselae 2.2–2.5 mm. 2n = 18.


Phenology: Flowering year-round.
Habitat: Rocky open banks, chaparral, coastal sage
Elevation: 200–2200 m

Discussion

Of conservation concern.

Variety arachnoidea grows in Carmel Valley (Monterey County) and in the San Rafael Mountains (Santa Barbara County).

Selected References

None.

Lower Taxa

None.
W. S. Davis +
(E. A. McGregor) E. W. Williams +
Malacothrix arachnoidea +
Carmel Valley malacothrix +
200–2200 m +
Rocky open banks, chaparral, coastal sage +
Flowering year-round. +
Amer. Midl. Naturalist +
Endemic +  and Conservation concern +
Undefined tribe Lactuceae +
Malacothrix saxatilis var. arachnoidea +
Malacothrix saxatilis +
variety +