Species Details

Arctostaphylos purissima

La Purisima manzanita

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Scientific Name:
Arctostaphylos purissima Wells
Common Name:
La Purisima manzanita
Family: Ericaceae
Element Code: PDERI041A0
USDA Plants Symbol: ARPU10
Synonyms/Other Names:
Lifeform: perennial evergreen shrub
Blooming Period: Nov-May
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Elevation:
60 - 390 meters
195 - 1280 feet
General Habitats:
  • Chaparral (sandy)
  • Coastal scrub
Microhabitat Details:
Microhabitat:
Notes:
Threatened by urbanization, habitat conversion, and oil extraction. See MadroƱo 19:195 (1968) for original description.
Threats:
Taxonomy:
Threat List Total: 9
Total EOs % of EOs
EOs with Threat Listed: 12 29 %
THREAT LIST:
Development 7 17%
Improper burning regime 4 9%
Non-native plant impacts 3 7%
Grazing 3 7%
Road/trail construction/maint. 2 4%
Total Occurrences: 41
Element Occurrence Ranks:
A B C D X U
4 7 1 0 0 29
Occurrence Status:
Historical >20 Years 32
Recent <=20 Years 9
Presence:
Presumed Extant 41
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Santa Barbara (SBA)
Quads: Name (Quad Code)
Casmalia (3412075), Guadalupe (3412085), Lompoc (3412064), Lompoc Hills (3412054), Los Alamos (3412063), Orcutt (3412074), Point Arguello (3412056), Point Conception (3412044), Point Sal (3412086), Sacate (3412043), Santa Rosa Hills (3412053), Sisquoc (3412073), Solvang (3412052), Surf (3412065), Tranquillon Mtn. (3412055)
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
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