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Gouania vitifolia

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Taxonomy [top]

Kingdom Phylum Class Order Family
PLANTAE TRACHEOPHYTA MAGNOLIOPSIDA RHAMNALES RHAMNACEAE

Scientific Name: Gouania vitifolia
Species Authority: A.Gray
Common Name(s):
English – Oahu Chewstick

Assessment Information [top]

Red List Category & Criteria: Critically Endangered C2a(i); D ver 3.1
Year Published: 2003
Date Assessed: 2003-04-30
Annotations:
Needs updating
Assessor(s): Bruegmann, M.M. & Caraway, V.
Reviewer(s): Maunder, M. (Plant Conservation Committee) & Dickinson, T. (Red List Programme Office)
Justification:
The total population size for G. vitifolia is less than 50 mature individuals, a continued decline in the number of mature individuals is projected.

Geographic Range [top]

Range Description: Presently found only on the islands of Hawaii and Oahu; historically found on the island of Maui. Three subpopulations of G. vitifolia have been recorded with a total population of 43 individuals.
Countries:
Native:
United States (Hawaiian Is.)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: A perennial shrub or vine of dry to dryish moist forest in gulches.
Systems: Terrestrial

Threats [top]

Major Threat(s): Feral pigs and competition with alien plant species threaten G. vitifolia. Goats and rats may also pose a threat to this species.

Conservation Actions [top]

Conservation Actions: Federally and state-listed as an endangered species.
Citation: Bruegmann, M.M. & Caraway, V. 2003. Gouania vitifolia. The IUCN Red List of Threatened Species. Version 2014.3. <www.iucnredlist.org>. Downloaded on 26 January 2015.
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