Overview

Distribution

Range Description

A shrub or small tree endemic to Catalina Island.
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Localities documented in Tropicos sources

Arctostaphylos catalinae P.V. Wells:
United States (North America)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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Global Range: California endemic, Santa Catalina Island.

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Ecology

Habitat

Habitat and Ecology

Systems
  • Terrestrial
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Comments: Chaparral; volcanic.

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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
VU
Vulnerable

Red List Criteria
D2

Version
2.3

Year Assessed
1998
  • Needs updating

Assessor/s
World Conservation Monitoring Centre

Reviewer/s

Contributor/s
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National NatureServe Conservation Status

United States

Rounded National Status Rank: N2 - Imperiled

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NatureServe Conservation Status

Rounded Global Status Rank: G2 - Imperiled

Reasons: Endemic to California, Arctostaphylos catalinae occurs only on Santa Catalina Island and is recovering vigorously after removal of most of the feral goats.

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Threats

Comments: No threates are reported by the California Native Plant Society (2001), however, feral goats were a problem in the past. The California Natural Diversity Database reports no threats as well (2003).

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Wikipedia

Arctostaphylos catalinae

Arctostaphylos catalinae, known by the common name Santa Catalina Island manzanita, is a species of manzanita native to Southern California.

Distribution[edit]

The plant is endemic to Santa Catalina Island, one of the southern Channel Islands of California.[1]

The plant grows in maritime chaparral habitats, on the ridges of Catalina Island.[2]

Description[edit]

Arctostaphylos catalinae is a shrub usually exceeding 2 metres (6.6 ft) in height, sometimes taking a treelike form up to 5 metres (16 ft) tall. It is glandular and covered in white bristles. [2]

The leaves also have fine bristles. The dull, light green blades are up to 5 centimeters long by 3 wide. [2]

The flowers are borne in an open, branching inflorescence with leaflike bracts. [2]

The fruit is a spherical drupe up to 1.5 centimeters wide.[2]

See also[edit]

References[edit]

  1. ^ World Conservation Monitoring Centre. 1998. Arctostaphylos catalinae. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.1. Downloaded on 31 July 2013.
  2. ^ a b c d e Arctostaphylos catalinae. The Jepson Manual.
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