CPC Plant Profile: Raiche's Manzanita
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Plant Profile

Raiche's Manzanita (Arctostaphylos stanfordiana ssp. raichei)

Description
  • Global Rank: T2 - Imperiled
  • Legal Status: N/A
  • Family: Ericaceae
  • State: CA
  • Nature Serve ID: 135951
  • Date Inducted in National Collection: 09/18/2021

Arctostaphylos stanfordiana ssp. raichei is one of three subspecies of Arctostaphylos stanfordiana that can only be found in Lake and Mendocino Counties. In these counties, they can be found among chaparral & coniferous forest on rocky mountainsides made mostly of serpentine soil. Their pink blossoms occur in the springtime (February thru April) and are known to grow up to 3m tall. A. s. ssp. raichei is currently Critically Imperiled with less than 10 occurrences left in the region facing ongoing threats such as urbanization.   

Participating Institutions
Updates
  • 09/01/2020
  • Orthodox Seed Banking

Based on an September 2020 extract of the California Plant Rescue Database, California Botanic Garden holds 1 accessions of Arctostaphylos stanfordiana subsp. raichei in orthodox seed collection. There are as many as 1742 seeds of this species in their collection - although some may have been used for curation testing or sent to back up.

  • 08/05/2020
  • Seed Collection

Based on an August 2020 extract of the California Plant Rescue Database, University of California-Santa Cruz Arboretum & Botanic Garden has collected 1 seed accessions of Arctostaphylos stanfordiana subsp. raichei from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass 7 maternal plants

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Photos
Nomenclature
Taxon Arctostaphylos stanfordiana ssp. raichei
Authority Knight
Family Ericaceae
CPC Number 10773
ITIS 183579
USDA ARSTR
Common Names Raiche's Manzanita
Associated Scientific Names Arctostaphylos stanfordiana ssp. raichei
Distribution
State Rank
State State Rank
California S1
Habitat

Ecological Relationships

Pollinators
Common Name Name in Text Association Type Source InteractionID

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