Arctostaphylos confertiflora
Common Name: Santa Rosa Island manzanita
Family: Ericaceae
Synonyms:
Element Code: PDERI040A0
Full Name: Arctostaphylos confertiflora Eastw.
USDA PLANTS Symbol: ARCO13

© 2002 Dean Wm. Taylor
Biology Glossary
  • Lifeform: perennial evergreen shrub
  • Blooming Period: February - April
  • Habitat: sandstone, rocky.
    • Broadleafed upland forest
    • Closed-cone coniferous forest
    • Chaparral
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 4
  • Element Occurrence Ranks:
    A B C D X U
    0 0 0 0 0 4
  • Population Status:
    Historic
    >20 yrs
    Recent
    <=20 yrs
    0 4
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    4 0 0
Notes Glossary
  • Fewer than 400 plants were estimated to occur as of 1996. Threatened by cattle grazing and feral herbivores. See Leaflets of Western Botany 1:122 (1934) for original description.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1974-01-01
  • Last Update: 2010-03-15
Location Glossary
  • Elevation: 60 - 500 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Santa Rosa Island (SRO)
  • Quads:   name (DWR code) USGS code
    Santa Rosa Island East (SROE) 33119H8,  Santa Rosa Island North (SRON) 33120H1,  Santa Rosa Island South (SROS) 33120G1
  • Notes:
      Definitions of codes preceding a county and/or quad:
      * Presumed extirpated
      ? Uncertain about distribution or identity
      ?* Uncertain about distribution, but presumed extirpated if once present
      (?) Occurrence confirmed, but possibly extirpated
      Species may be present in other areas where conditions are favorable.
Presumed Extant Presumed Extirpated or Unknown 22
Links to Leading Resources of Taxon Information
Suggested Citation
CNPS, Rare Plant Program. . Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society, Sacramento, CA. Website http://www.rareplants.cnps.org [accessed ].
-119.92,33.895

CA
33119H8=Santa Rosa Island East (SROE) 33119H8;33120H1=Santa Rosa Island North (SRON) 33120H1;33120G1=Santa Rosa Island South (SROS) 33120G1