Taxon Details

Galium catalinense ssp. catalinense

Santa Catalina Island bedstraw

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Photo of Galium catalinense ssp. catalinense

Taxon Summary:

Galium catalinense ssp. catalinense, commonly known as Santa Catalina Island bedstraw, is a perennial deciduous shrub in the Rubiaceae that is found only in California. It occurs within Chaparral, and Coastal scrub, growing at elevations from 5 to 440 meters. Galium catalinense ssp. catalinense is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.

Classification

Scientific Name: Galium catalinense Gray ssp. catalinense
Common Name: Santa Catalina Island bedstraw
Family:	Rubiaceae
Element Code:	PDRUB0N0F2
USDA Plants Symbol:	GACAC2
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G4T2
State Rank:	S2
Other Status:	SB_CalBG/RSABG
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2025-10-29

Ecology and Life History

Lifeform: perennial deciduous shrub

Blooming Period: Feb-Jul

Elevation:
5 - 440 meters
15 - 1445 feet

General Habitats:

Chaparral
Coastal scrub

Microhabitat Details:

Microhabitat:

Notes

Notes: Threatened by feral herbivores. See Synoptical Flora of North America ed. 2, 1(2):445 (1886) for original description, and University of California Publications in Botany 64:11 (1973) and Flora of California 4(2):20 (1979) by L. Dempster for taxonomic treatments.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	0
	Total EOs	% of EOs
EOs with Threat Listed:	0	%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					12
A	B	C	D	X	U
0	0	0	0	0	12

Occurrence Status:
Historical >20 Years	11
Recent <=20 Years	1

Presence:
Presumed Extant	12
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Los Angeles (LAX)

Quads: Name (Quad Code)
Santa Catalina East (3311833), Santa Catalina North (3311844), Santa Catalina South (3311834), Santa Catalina West (3311845)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

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CNPS Rare Plant Inventory