Taxon:  Malacothrix saxatilis (Nutt.) Torr. & A. Gray var. arachnoidea (E. A. McGregor) E. W. Williams



Summary
Genus:
Malacothrix
Family:
Asteraceae (alt. Compositae)
Subfamily:
Cichorioideae
Tribe:
Cichorieae
Subtribe:
Microseridinae
Nomen number:
476208
Place of publication:
Amer. Midl. Naturalist 58:509.  1957
Verified:
09/01/2015 ARS Systematic Botanists.
Accessions:
0 (0  active, 0  available) in National Plant Germplasm System. 
Other conspecific taxa
Malacothrix saxatilis (Nutt.) Torr. & A. Gray (0 active accession[s])
Malacothrix saxatilis (Nutt.) Torr. & A. Gray var. commutata (Torr. & A. Gray) Ferris (0 active accession[s])
Malacothrix saxatilis (Nutt.) Torr. & A. Gray var. implicata (Eastw.) H. M. Hall (0 active accession[s])
Malacothrix saxatilis (Nutt.) Torr. & A. Gray var. saxatilis (0 active accession[s])
Malacothrix saxatilis (Nutt.) Torr. & A. Gray var. tenuifolia (Nutt.) A. Gray (0 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Basionym
Malacothrix arachnoidea E. A. McGregor

No images


Conservation Status

Reference(s)
  1. Baldwin, B. G. et al., eds. The Jepson manual: vascular plants of California (on-line resource).
  2. FNA Editorial Committee. 1993-. Flora of North America.
Common names
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeNorthern AmericaSouthwestern U.S.A.United StatesCaliforniaMonterey & Santa Barbara Cos.Baldwin, B. G. et al., eds. The Jepson manual: vascular plants of California (on-line resource).
Native
Northern America
  • SOUTHWESTERN U.S.A.: United States [California (Monterey & Santa Barbara Cos.)]

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=476208. Accessed 18 October 2026.