Sidotheca sp.
Starry puncturebract, Starry Puncturebract
Family: Polygonaceae · Type: Annual · Native
Sidotheca sp. (Starry puncturebract) is a native California annual in the Polygonaceae family.
How to tell it apart
vs Chorizanthe: Sidotheca has 5-6 awns per involucre and fringed petals; Chorizanthe typically has different awn counts and patterns.; vs Oxytheca: Sidotheca has fringed or 3-lobed petals; Oxytheca has smooth-edged, entire petals.; vs Acanthoscyphus: Sidotheca has 5-6 awns and fringed petals; Acanthoscyphus has 7-30+ awns and entire petals.
Frequently asked questions
Is Sidotheca sp. native to California?
Yes. Sidotheca sp. is native to California (recorded as native).
What plant family does Sidotheca sp. belong to?
Sidotheca sp. is in the Polygonaceae family, genus Sidotheca.
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.