Hawaiian Ecosystems at Risk project (HEAR)

Spirodela polyrhiza
(Lemnaceae)

  
image of Spirodela polyrhiza
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Species description or overview Taxonomy & nomenclature Impacts Images Distribution Full-text articles

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Spirodela polyrhiza is native to a globally widespread range, "[n]early cosmopolitan, native to Eurasia, Africa, North America, and Australia; in Hawaii naturalized,or possibly indigenous...."  


Species description or overview

Spirodela polyrhiza information from PIER
Information on Spirodela polyrhiza as relevant to Pacific Islands is provided by the Pacific Island Ecosystems at Risk project (PIER).


Taxonomy & nomenclature

GRIN nomenclature info for Spirodela polyrhiza
Nomenclatural information about Spirodela polyrhiza is provided by USDA/ARS/NGRP/GRIN.

Spirodela polyrhiza information from the Smithsonian's Flora of the Hawaiian Islands
Information about Spirodela polyrhiza--including nomenclature and synonymy, and status and distribution in Hawaii--is provided by the "Flora of the Hawaiian Islands" website of the Smithsonian National Museum of Natural History. Links from this page include descriptive information about the species, as well as worldwide distributional information and general information about the genus.

Spirodela polyrhiza information from ITIS
The Integrated Taxonomic Information System ITIS provides authoritative taxonomic information on Spirodela polyrhiza, as well as other plants, animals, fungi, and microbes of North America and the world.

IPNI nomenclature info for Spirodela polyrhiza
Nomenclatural information about Spirodela polyrhiza is provided by The International Plant Names Index (IPNI).


Impacts

Spirodela polyrhiza (Lemnaceae): species information from GCW
Information on Spirodela polyrhiza as relevant to Pacific Islands is provided by the Global Compendium of Weeds (GCW).


Images

Images of Spirodela polyrhiza (Lemnaceae) (giant duck weed)
Links to high-resolution free images of Spirodela polyrhiza (Lemnaceae) (giant duck weed) by Forest & Kim Starr (USGS) are available here.

Spirodela polyrhiza information from the Smithsonian Flora of the Hawaiian Islands
Information about Spirodela polyrhiza in Hawaii is available from the Smithsonian Flora of the Hawaiian Islands.

Spirodela polyrhiza images from PIER
Images of Spirodela polyrhiza provided by the Pacific Island Ecosystems at Risk project (PIER).


Distribution

Spirodela polyrhiza information from the Smithsonian Flora of the Hawaiian Islands
Information about Spirodela polyrhiza in Hawaii is available from the Smithsonian Flora of the Hawaiian Islands.

Spirodela polyrhiza information from the Smithsonian's Flora of the Hawaiian Islands
Information about Spirodela polyrhiza--including nomenclature and synonymy, and status and distribution in Hawaii--is provided by the "Flora of the Hawaiian Islands" website of the Smithsonian National Museum of Natural History. Links from this page include descriptive information about the species, as well as worldwide distributional information and general information about the genus.


Full-text articles

Alien plant invasions in native ecosystems of Hawaii: Management and research
Stone, Charles P., Clifford W. Smith, and J. Timothy Tunison (eds.) . 1992. Alien plant invasions in native ecosystems of Hawaii: Management and research. Honolulu: University of Hawaii Cooperative National Park Resources Studies Unit. ISBN: 0-8248-1474-6.


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The Hawaiian Ecosystems at Risk (HEAR) project was historically funded by the Pacific Basin Information Node (PBIN) of the National Biological Information Infrastructure (NBII) through PIERC (USGS) with support from HCSU (UH Hilo). More details are available online. Pacific Basin Information Node (PBIN) National Biological Information Infrastructure (NBII)

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