CNPS Inventory Plant Detail

Crossosoma californicum

Common Name:	Catalina crossosoma
Family:	Crossosomataceae
Synonyms:
Element Code:	PDCRO02020
Full Name:	Crossosoma californicum Nutt.
USDA PLANTS Symbol:	CRCA4

Biology
Lifeform: perennial deciduous shrub Blooming Period: February - May Habitat: rocky. • Chaparral • Coastal scrub

Rarity Status
CA Rare Plant Rank: 1B.2 Rare, threatened, or endangered in California and elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2 S2: Imperiled. Global Rank: G2 G2: Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 59
Element Occurrence Ranks:

A B C D X U

0 2 1 0 0 56

Population Status:

Historic >20 yrs	Recent <=20 yrs
19	40

Presence:

Present Extant	Possibly Extirpated	Extirpated
59	0	0

Notes
Threatened by development on mainland. Recovering well on SCM Isl. See Aliso 9:171-178 (1978) for taxonomic treatment. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 1980-01-01 Last Update: 2010-10-26

Location

Elevation: 0 - 500 meters

California Endemic: no

States: California, Guadalupe Island

California Counties and Islands: name (code)
Los Angeles (LAX), San Clemente Island (SCM), Santa Catalina Island (SCT)

Quads: name (DWR code) USGS code
San Pedro (073A) 33118F3, San Clemente Island Central (SCMC) 32118G4, San Clemente Island North (SCMN) 32118H5, San Clemente Island South (SCMS) 32118G3, Santa Catalina East (SCTE) 33118C3, Santa Catalina North (SCTN) 33118D4, Santa Catalina South (SCTS) 33118C4, Santa Catalina West (SCTW) 33118D5

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

517

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

118.25,33.29