Atrichoseris sp.
Gravel-ghost, Gravel-Ghost
(c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda · licence
Family: Asteraceae · Type: Annual · Native
Atrichoseris sp. (Gravel-ghost) is a native California annual in the Asteraceae family.
How to tell it apart
vs Rafinesquia: Atrichoseris has basal leaves only; Rafinesquia has prominent stem leaves.; vs Malacothrix: Atrichoseris has exclusively white flowers; Malacothrix flowers are typically yellow (rarely white).; vs Lapsana: Atrichoseris has white flowers in deserts; Lapsana has yellow flowers in shade.; vs Rhagadiolus: Atrichoseris has white flowers and short fruits; Rhagadiolus has yellow flowers and long radiating fruits.; vs Phalacroseris: Atrichoseris grows in hot desert valleys; Phalacroseris grows in wet mountain meadows.
Frequently asked questions
Is Atrichoseris sp. native to California?
Yes. Atrichoseris sp. is native to California (recorded as native).
What plant family does Atrichoseris sp. belong to?
Atrichoseris sp. is in the Asteraceae family, genus Atrichoseris.
Related species
Other California species in the same genus, family, or bioregion.
Sources: Jepson eFlora · CalPhotos
Last updated 2026-04-14
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.