Jamesia sp.
Cliffbush, Cliffbush
(c) Jim Morefield, some rights reserved (CC BY) · licence
Family: Hydrangeaceae · Type: Shrub · Native
Jamesia sp. (Cliffbush) is a native California shrub in the Hydrangeaceae family.
How to tell it apart
vs Fendlerella: Jamesia has large flowers over 1cm with 10 stamens; Fendlerella has tiny flowers under 8mm.; vs Whipplea: Jamesia grows upright in desert mountains; Whipplea creeps flat in coastal forests.; vs Carpenteria: Jamesia has exactly 10 stamens; Carpenteria has numerous (>20) stamens.; vs Philadelphus: Jamesia has 10 stamens in two distinct rings; Philadelphus has >20 equal-length stamens.; vs Ribes: Jamesia leaves are simple and opposite; Ribes has palmately lobed alternate leaves.
Frequently asked questions
Is Jamesia sp. native to California?
Yes. Jamesia sp. is native to California (recorded as native).
What plant family does Jamesia sp. belong to?
Jamesia sp. is in the Hydrangeaceae family, genus Jamesia.
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.