Taxon Report

Galium serpenticum Dempster ssp. warnerense Dempster & Ehrend.

Warner Mountains bedstraw

Print Report


©2021 Scot Loring

  Classification

Scientific Name:
Galium serpenticum Dempster ssp. warnerense Dempster & Ehrend.
Common Name:
Warner Mountains bedstraw
Family: Rubiaceae
Element Code: PDRUB0N1Y8
USDA Plants Symbol: GASEW
Synonyms/Other Names:

Ecology and Life History

Lifeform: perennial rhizomatous herb
Blooming Period: Jun-Jul Jun-Jul
Elevation: 1450-2750 (4755-9025)
General Habitats: Meadows and seeps, Pinyon and juniper woodland, Subalpine coniferous forest
Microhabitat: Rocky, Talus
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 11
Element Occurrence Ranks:
   Excellent (A) 6
   Good (B) 3
   Fair (C) 1
   Poor (D) 0
   None (X) 0
   Unknown (U) 1
California Endemic:  False
California Counties and Islands: Name (Code)
Modoc (MOD)
Quads: Name (Quad Code)
Mt. Bidwell (4112082), Willow Ranch (4112083)

Threat List Data from the CNDDB

Threat List Total: 6
EOs with Threat Listed: Total EOs % of EOs
9 82 %
Grazing 6 54%
Non-native plant impacts 4 36%
ORV activity 2 18%
Erosion/runoff 2 18%
Recreational use (non-ORV) 1 9%
Road/trail construction/maint. 1 9%

Notes

Known in CA only from the Warner Mtns. Endangered in OR. Possibly threatened by grazing. See Brittonia 17:325 (1965) for original description, and Flora of California 4(2):33-34 (1979) by L. Dempster for taxonomic treatment.
Threats:
Taxonomy:

Selected References

USFS Potential Species of Conservation Concern Profile
Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].