Bidens conjuncta

Threats

Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
PLANTAE	TRACHEOPHYTA	MAGNOLIOPSIDA	ASTERALES	COMPOSITAE

Scientific Name:

Bidens conjuncta

Species Authority:

Sherff

Common Name/s:

English

–

Koko'olau

Red List Category & Criteria:	Vulnerable D2 ver 3.1
Year Published:	2003
Assessor/s:	Bruegmann, M.M. & Caraway, V.
Reviewer/s:	Maunder, M. (Plant Conservation Committee) & Dickinson, T. (Red List Programme Office)
Contributor/s:
Justification: B. conjuncta is known from six subpopulations, restricted to the montane bogs of West Maui.

Range Description:	B. conjuncta is endemic to the island of Maui in the state of Hawaii. It has been found only on the island's western mountain mass, the West Maui Mountains. Known from six subpopulations, with a total population of around 2,500 individual plants.
Countries:	Native: United States (Hawaiian Is.)
Range Map:	Click here to open the map viewer and explore range.

Population Trend:	Decreasing

Population Trend:

Decreasing

Habitat and Ecology:	A perennial herb of wet forests and bogs. On ridges and in gulches.
Systems:	Terrestrial

Major Threat(s):	The species is threatened from habitat degradation by feral pigs and invasive alien plants.

Major Threat(s):

The species is threatened from habitat degradation by feral pigs and invasive alien plants.

Conservation Actions:	Listed as a Candidate species with the U.S. Fish and Wildlife Service.

Conservation Actions:

Listed as a Candidate species with the U.S. Fish and Wildlife Service.

	IUCN. 2003. 2003 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 18 November 2003. NatureServe. 2003. NatureServe Explorer: An online encyclopedia of life [web application]. Version 1.8. NatureServe, Arlington, Virginia. (Accessed: October 20, 2003). U.S. Fish and Wildlife Service. 2003. Rare plant database. Unpublished. Wagner, W., Herbst, D. and Sohmer S. 1999. Manual of the Flowering Plants of Hawaii. Bernice Pauahi Bishop Museum Special Publication 91: 1-1918.

IUCN. 2003. 2003 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 18 November 2003.

NatureServe. 2003. NatureServe Explorer: An online encyclopedia of life [web application]. Version 1.8. NatureServe, Arlington, Virginia. (Accessed: October 20, 2003).

U.S. Fish and Wildlife Service. 2003. Rare plant database. Unpublished.

Wagner, W., Herbst, D. and Sohmer S. 1999. Manual of the Flowering Plants of Hawaii. Bernice Pauahi Bishop Museum Special Publication 91: 1-1918.

Citation:	Bruegmann, M.M. & Caraway, V. 2003. Bidens conjuncta. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 22 May 2013.
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