Crocanthemum sp.
Sun-rose, rush-rose, Rush-Rose
(c) Jay Horn, some rights reserved (CC BY), uploaded by Jay Horn · licence
Family: Cistaceae · Type: Perennial · Variable; species dependent
Crocanthemum sp. (Sun-rose) is a non-native California perennial in the Cistaceae family.
How to tell it apart
vs Helianthemum: Crocanthemum has alternate stem leaves; Helianthemum has opposite stem leaves.; vs Acmispon: Acmispon has compound leaves with 3-5 leaflets and pea-shaped flowers; Crocanthemum has simple leaves and flat 5-petaled flowers.; vs Dendromecon: Dendromecon is a large shrub with leathery gray-green leaves; Crocanthemum is a ground-hugging herb.; vs Oenothera: Oenothera flowers have 4 petals and an X-shaped stigma; Crocanthemum has 5 petals.; vs Eschscholzia: Eschscholzia has finely dissected ferny leaves; Crocanthemum has simple entire leaves.
Frequently asked questions
Is Crocanthemum sp. native to California?
No. Crocanthemum sp. is not native to California (recorded as variable; species dependent).
What plant family does Crocanthemum sp. belong to?
Crocanthemum sp. is in the Cistaceae family, genus Crocanthemum.
Related species
Other California species in the same genus, family, or bioregion.
- Crocanthemum suffrutescens — Bisbee peak rush-rose
- Crocanthemum aldersonii — Alderson's rush-rose
- Crocanthemum greenei — Island rush-rose
- Crocanthemum scoparium — Peak rush-rose
- Crocanthemum scoparium var. scoparium
- Crocanthemum scoparium var. vulgare
- Tuberaria guttata — European frostweed
- Tuberaria sp.
- Cistaceae sp. — Rock-rose family
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.