Taxon Report

Galium angustifolium Nutt. ssp. onycense (Dempster) Dempster & Steb.

Onyx Peak bedstraw

Print Report

Taxon Summary

Galium angustifolium ssp. onycense, commonly known as Onyx Peak bedstraw, is a perennial herb in the Rubiaceae that is found only in California. It occurs within Cismontane woodland, and Pinyon and juniper woodland, growing at elevations from 860 to 2300 meters. Galium angustifolium ssp. onycense is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.

Classification


Scientific Name:	Galium angustifolium Nutt. ssp. onycense (Dempster) Dempster & Steb.
Common Name:	Onyx Peak bedstraw
Family:	Rubiaceae
Element Code:	PDRUB0N048
USDA Plants Symbol:	GAANO
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: Apr-Jul	Apr-Jul
Elevation:	860-2300 (2820-7545)
General Habitats:	Cismontane woodland, Pinyon and juniper woodland
Microhabitat:	Granitic, Rocky
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.3
Global Rank:	G5T3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	BLM_S; SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	11
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	11

Location


California Endemic: True
California Counties and Islands: Name (Code)
Kern (KRN), Tulare (TUL)
Quads: Name (Quad Code)
Cannell Peak (3511873), Horse Canyon (3511851), Lamont Peak (3511871), Onyx (3511862), Walker Pass (3511861), Weldon (3511863)

Threat List Data from the CNDDB


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

Notes



Known only from the Onyx Pk. area. See Brittonia 10:189 (1958) for original description, Madroño 21(2):94 (1971) for revised nomenclature, and Flora of California 4(2):26 (1979) by L. Dempster for taxonomic treatment.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 2 November 2025].