Gamochaeta sp.
Cudweed, Cudweed
no rights reserved, uploaded by 葉子 · CC0
Family: Asteraceae · Type: Perennial · Variable; species dependent
Gamochaeta sp. (Cudweed) is a non-native California perennial in the Asteraceae family.
How to tell it apart
vs Pseudognaphalium: Gamochaeta has tight spike-like flower clusters; Pseudognaphalium has open, branched clusters spreading at the stem tips.; vs Gnaphalium: Gamochaeta forms erect spikes of densely clustered heads; Gnaphalium has prostrate stems with looser, sessile flower clusters.; vs Logfia: Gamochaeta has visible flower heads in narrow spikes; Logfia has heads completely hidden within dense woolly leaf clusters.; vs Stachys: Gamochaeta has spike-like clusters of papery flower heads; Stachys has whorls of tubular lipped mint flowers on square stems.; vs Corethrogyne: Gamochaeta has tiny woolly heads in tight spikes without ray petals; Corethrogyne has obvious white or purple ray petals around each head.
Frequently asked questions
Is Gamochaeta sp. native to California?
No. Gamochaeta sp. is not native to California (recorded as variable; species dependent).
What plant family does Gamochaeta sp. belong to?
Gamochaeta sp. is in the Asteraceae family, genus Gamochaeta.
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.