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Calamagrostis expansa 

Scope: Global
Language: English
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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Liliopsida Cyperales Gramineae

Scientific Name: Calamagrostis expansa (G.Munro ex Hillebr.) Hitchc.

Assessment Information [top]

Red List Category & Criteria: Vulnerable D1 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) & Pollock, C.M. (Red List Programme Office)
Justification:
Calamagrostis expansa is endemic to the islands of Maui and Hawaii. The total population is estimated at around 600 individuals, restricted to wet forest margins and bogs. Threats include feral pigs, and invasive alien plants.

Geographic Range [top]

Range Description:Calamagrostis expansa is endemic to the Hawaiian Islands. It occurs on Hawaii and Maui.
Countries occurrence:
Native:
United States (Hawaiian Is.)
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Current Population Trend:Unknown
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:Wet forests, open bogs and bog margins.
Systems:Terrestrial

Threats [top]

Major Threat(s): Threats include pigs and invasive plant species.

Conservation Actions [top]

Conservation Actions: Listed by the US Fish and Wildlife Service as a candidate species.

Citation: Bruegmann, M.M. & Caraway, V. 2003. Calamagrostis expansa. The IUCN Red List of Threatened Species 2003: e.T44137A10863184. . Downloaded on 22 November 2017.
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