Grindelia sp.
Gumplant, Gumplant
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Family: Asteraceae · Type: Perennial · Variable; species dependent
Grindelia sp. (Gumplant) is a non-native California perennial in the Asteraceae family.
How to tell it apart
vs Heterotheca: Grindelia has sticky gummy bracts; Heterotheca has dry, non-sticky bracts and spreading hairs on stems.; vs Agoseris: Grindelia has ray and disc flowers; Agoseris has only strap-shaped ligulate flowers (dandelion-like).; vs Erigeron: Grindelia has gummy sticky bracts; Erigeron has dry bracts and typically 50+ very narrow rays.; vs Solidago: Grindelia has large sticky-bracted heads; Solidago has tiny non-sticky heads in dense branched clusters.; vs Deinandra: Grindelia bracts curl backward and are gummy; Deinandra has spine-tipped bracts and is a tarweed.
Frequently asked questions
Is Grindelia sp. native to California?
No. Grindelia sp. is not native to California (recorded as variable; species dependent).
What plant family does Grindelia sp. belong to?
Grindelia sp. is in the Asteraceae family, genus Grindelia.
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.