Flora of North America species comparison

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Crossosoma californicum

California rockflower, Catalina crossosoma, Catalina rockflower
Habit Shrubs or trees, 1–5 m. Leaves mostly well spaced, 20–90 mm.
Pedicels

mostly long.
Flowers

sepals 8–12 mm;

petals 12–18 mm.
Seeds

18–22, 2–3 mm diam. 2n = 24.
Follicles

2–9, 15–20(–32) mm.

Crossosoma californicum
Phenology Flowering Feb–May.
Habitat Dry rocky slopes, often in canyons, coastal scrub and chaparral, on igneous or volcanic substrates
Elevation 50–500 m (200–1600 ft)
Distribution
from FNA
CA; Mexico (Baja California)
[WildflowerSearch map]
[BONAP county map]
Discussion

Of conservation concern.

Crossosoma californicum is known only from the Palos Verdes Peninsula of Los Angeles County and the islands of San Clemente and Santa Catalina, as well as on Guadalupe Island (Baja California); it occasionally is cultivated as an ornamental.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 9, p. 12.
Parent taxa Crossosomataceae > Crossosoma
Sibling taxa
C. bigelovii
Name authority Nuttall: Proc. Acad. Nat. Sci. Philadelphia 4: 8. (1848)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Fabaceae, Apiaceae, Boraginaceae, and Polemoniaceae.)

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