Morro Manzanita / Center For Plant Conservation
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Plant Profile

Morro Manzanita (Arctostaphylos morroensis)

  • Global Rank: G1 - Critically Imperiled
  • Legal Status: Federally Threatened
  • Family: Ericaceae
  • State: CA
  • Nature Serve ID: 139178
  • Lifeform: Shrub
  • Date Inducted in National Collection: 01/17/2019

perennial shrub

Where is Morro Manzanita (Arctostaphylos morroensis) located in the wild?


coastal maritime chaparral oak woodland plant communities



States & Provinces:

Morro Manzanita can be found in California

Which CPC Partners conserve Morro Manzanita (Arctostaphylos morroensis)?

CPC's Plant Sponsorship Program provides long term stewardship of rare plants in our National Collection. We are so grateful for all our donors who have made the Plant Sponsorship Program so successful. We are in the process of acknowledging all our wonderful plant sponsorship donors on our website. This is a work in progress and will be updated regularly.

Conservation Actions

  • 01/01/2010

development utility construction tar sand mining diversion of water from seeps cattle grazing competition with alien plants recreational activities possibly dredging of Morro Bay

  • 01/01/2010

total number of individuals was recently estimated to be 2,000; occurs around Morro Bay. Depending on methods used, population estimates from 1992 range from 86,000 to 153,000 individuals

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Taxon Arctostaphylos morroensis
Authority Wies. & Schreib.
Family Ericaceae
CPC Number 230
ITIS 23501
Duration Perennial
Common Names Morro Manzanita
Associated Scientific Names Arctostaphylos morroensis
Distribution NA
State Rank
State State Rank
California S2
Ecological Relationships


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