Taxon Details

Galium glabrescens ssp. modocense

Modoc bedstraw

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Photo of Galium glabrescens ssp. modocense
© Gary Schoolcraft and CNPS
Photo of Galium glabrescens ssp. modocense
© Gary Schoolcraft and CNPS

Taxon Summary:

Galium glabrescens ssp. modocense, commonly known as Modoc bedstraw, is a perennial herb in the Rubiaceae that is found only in California. It occurs within Great Basin scrub (gravelly, rocky, and talus), growing at elevations from 1550 to 2835 meters. Galium glabrescens ssp. modocense is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Scientific Name:
Galium glabrescens (Ehrend.) Dempster & Ehrend. ssp. modocense Dempster & Ehrend.
Common Name:
Modoc bedstraw
Family: Rubiaceae
Element Code: PDRUB0N0T2
USDA Plants Symbol: GAGLM
Synonyms/Other Names:
Name Status: JEF, FNA, POWO,
IPNI, Tropicos
Lifeform: perennial herb
Blooming Period: Jun-Aug
JFMAMJJASOND
Elevation:
1550 - 2835 meters
5085 - 9300 feet
General Habitats:
  • Great Basin scrub (gravelly, rocky, talus)
Microhabitat Details:
Microhabitat:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 10 43 %
THREAT LIST:
Road/trail construction/maint. 6 26%
Grazing 5 21%
Erosion/runoff 2 8%
Foot traffic/trampling 1 4%
Improper burning regime 1 4%
Total Occurrences: 23
Element Occurrence Ranks:
A B C D X U
8 8 2 0 0 5
Occurrence Status:
Historical >20 Years 22
Recent <=20 Years 1
Presence:
Presumed Extant 23
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Modoc (MOD)
Quads: Name (Quad Code)
Cedarville (4112052), Eagle Peak (4112032), Emerson Peak (4112022), Lake Annie (4112081), Snake Lake (4112021), Warren Peak (4112042)
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.
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel
Original Description: Brittonia 17:333 (1965)
Taxonomic Treatment: Flora of California 4(2):34-35 (1979)
Species Account: Galium glabrescens ssp. modocense profile for potential Species of Conservation Concern evaluation (2017)
Other: USFS Potential Species of Conservation Concern Profile

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