Species Details

Arctostaphylos glandulosa ssp. gabrielensis

San Gabriel manzanita

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Photo by © 2016 Neal Kramer  max-height:128px; max-width:145px;
© 2016 Neal Kramer
Photo by © 2016 Neal Kramer  max-height:128px; max-width:145px;
© 2016 Neal Kramer
Photo by © 2016 Neal Kramer  max-height:128px; max-width:145px;
© 2016 Neal Kramer
Scientific Name:
Arctostaphylos glandulosa Eastw. ssp. gabrielensis (P.V. Wells) J.E. Keeley, M.C. Vasey & V.T. Parker
Common Name:
San Gabriel manzanita
Family: Ericaceae
Element Code: PDERI042P0
USDA Plants Symbol:
Synonyms/Other Names:
Lifeform: perennial evergreen shrub
Blooming Period: Mar
Elevation:
595 - 1500 meters
1950 - 4920 feet
General Habitat:
  • Chaparral (rocky)
General Micro Habitat:
Micro Habitat:
Notes:
Known only from Mill Creek Summit divide in the San Gabriel Mtns. Threatened by powerline construction. See Four Seasons 9(2):46 (1992) for original description.
Threats:
Taxonomy:
Other:
Total Occurrences: 35
Element Occurrence Ranks:
A B C D X U
0 1 0 0 0 34
Occurrence Status:
Historical >20 Years 19
Recent <=20 Years 16
Presence:
Presumed Extant 35
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Kern (KRN), Los Angeles (LAX), San Bernardino (SBD), Santa Barbara (SBA)
Quads: Name (Quad Code)
Acton (3411842), Bates Canyon (3411988), Chilao Flat (3411831), Condor Peak (3411832), Crystal Lake (3411737), Cucamonga Peak (3411725), Juniper Hills (3411748), Lebec (3411877), Manzanita Mtn. (3412081), Miranda Pine Mtn. (3512011), Mount San Antonio (3411736), Mt. Baldy (3411726), Mt. Wilson (3411821), Pacifico Mountain (3411841), Pasadena (3411822), Peak Mountain (3411987), Taylor Canyon (3511918), Waterman Mtn. (3411738)
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.

Map

Presumed Extant
Counties   Quads