Arctostaphylos manzanita ssp. elegans
Common Name: Konocti manzanita
Family: Ericaceae
Element Code: PDERI04271
Full Name: Arctostaphylos manzanita Parry ssp. elegans (Jeps.) Wells

2008 Rodney W. Lacey
Biology Glossary
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 69
  • Element Occurrence Ranks:
    A B C D X U
    1 7 2 1 0 58
  • Population Status:
    >20 yrs
    <=20 yrs
    49 20
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    69 0 0
Notes Glossary
  • Possibly threatened by development, geothermal energy development, conversion to vineyards, vehicles, and road widening. See Erythea 1:15 (1893) for original description, Madroño 19(6):201 (1968) for revised nomenclature, and American Journal of Botany 27(3):186-190 for taxonomic discussion.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 2001-01-01
  • Last Update: 2015-11-18
Location Glossary
  • Elevation: 395 - 1615 meters
  • California Endemic: yes
  • States: California
  • California Counties and Islands:   name (code)
    Colusa (COL),  Glenn (GLE),  Humboldt (HUM),  Lake (LAK),  Mendocino (MEN),  Napa (NAP),  Shasta (SHA),  Sonoma (SON),  Tehama (TEH),  Trinity (TRI)
  • Quads:   name (DWR code) USGS code
    Detert Reservoir (517A) 38122F5,  Mount St. Helena (517B) 38122F6,  Clearlake Highlands (533B) 38122H6,  Whispering Pines (533C) 38122G6,  Middletown (533D) 38122G5,  Kelseyville (534A) 38122H7,  Highland Springs (534B) 38122H8,  Asti (534C) 38122G8,  The Geysers (534D) 38122G7,  Cloverdale (535D) 38123G1,  Bartlett Springs (548B) 39122B6,  Clearlake Oaks (548C) 39122A6,  Bartlett Mtn. (549A) 39122B7,  Lakeport (549C) 39122A8,  Lucerne (549D) 39122A7,  St. John Mtn. (564B) 39122D6,  Fouts Springs (564C) 39122C6,  Gilmore Peak (564D) 39122C5,  Crockett Peak (565A) 39122D7,  Lake Pillsbury (565B) 39122D8,  Potato Hill (565D) 39122C7,  Chrome (580A) 39122F5,  Alder Springs (580B) 39122F6,  Felkner Hill (580C) 39122E6,  Elk Creek (580D) 39122E5,  Riley Ridge (596B) 39122H6,  Hall Ridge (596C) 39122G6,  Newville (596D) 39122G5,  Covelo East (598C) 39123G2,  Covelo West (599D) 39123G3,  Tan Oak Park (600D) 39123G5,  Zenia (615B) 40123B4,  Smoky Creek (632C) 40123C2,  Pony Buck Peak (632D) 40123C1,  Dinsmore (634A) 40123D5
  • 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 1297
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 [accessed ].

38122F5=Detert Reservoir (517A) 38122F5;38122F6=Mount St. Helena (517B) 38122F6;38122H6=Clearlake Highlands (533B) 38122H6;38122G6=Whispering Pines (533C) 38122G6;38122G5=Middletown (533D) 38122G5;38122H7=Kelseyville (534A) 38122H7;38122H8=Highland Springs (534B) 38122H8;38122G8=Asti (534C) 38122G8;38122G7=The Geysers (534D) 38122G7;38123G1=Cloverdale (535D) 38123G1;39122B6=Bartlett Springs (548B) 39122B6;39122A6=Clearlake Oaks (548C) 39122A6;39122B7=Bartlett Mtn. (549A) 39122B7;39122A8=Lakeport (549C) 39122A8;39122A7=Lucerne (549D) 39122A7;39122D6=St. John Mtn. (564B) 39122D6;39122C6=Fouts Springs (564C) 39122C6;39122C5=Gilmore Peak (564D) 39122C5;39122D7=Crockett Peak (565A) 39122D7;39122D8=Lake Pillsbury (565B) 39122D8;39122C7=Potato Hill (565D) 39122C7;39122F5=Chrome (580A) 39122F5;39122F6=Alder Springs (580B) 39122F6;39122E6=Felkner Hill (580C) 39122E6;39122E5=Elk Creek (580D) 39122E5;39122H6=Riley Ridge (596B) 39122H6;39122G6=Hall Ridge (596C) 39122G6;39122G5=Newville (596D) 39122G5;39123G2=Covelo East (598C) 39123G2;39123G3=Covelo West (599D) 39123G3;39123G5=Tan Oak Park (600D) 39123G5;40123B4=Zenia (615B) 40123B4;40123C2=Smoky Creek (632C) 40123C2;40123C1=Pony Buck Peak (632D) 40123C1;40123D5=Dinsmore (634A) 40123D5