Mercurialis sp.
Mercury, Mercury
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Family: Euphorbiaceae · Type: Perennial · Not Native
Mercurialis sp. (Mercury) is a non-native California perennial in the Euphorbiaceae family.
How to tell it apart
vs Euphorbia: Mercurialis has opposite leaves; Euphorbia has alternate or whorled leaves.; vs Galium: Mercurialis has opposite toothed leaves; Galium has whorled simple leaves with smooth edges.
Frequently asked questions
Is Mercurialis sp. native to California?
No. Mercurialis sp. is not native to California (recorded as not native).
What plant family does Mercurialis sp. belong to?
Mercurialis sp. is in the Euphorbiaceae family, genus Mercurialis.
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.