Hawaiian Ecosystems at Risk project (HEAR)

Spermacoce assurgens
(Rubiaceae)

image of Spermacoce assurgens image of Spermacoce assurgens image of Spermacoce assurgens
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HEAR home  >  species info  >  plants  >  Spermacoce assurgens (Rubiaceae)
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Species description or overview Taxonomy & nomenclature Impacts Images
Herbarium specimens Distribution Books  

Species description or overview

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

Taxonomy & nomenclature

GRIN nomenclature info for Spermacoce assurgens
Nomenclatural information about Spermacoce assurgens is provided by USDA/ARS/NGRP/GRIN.

ITIS nomenclature info for Spermacoce assurgens
Nomenclatural information about Spermacoce assurgens is provided by ITIS.

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

Impacts

Spermacoce assurgens (Rubiaceae): species information from GCW
Information on Spermacoce assurgens as relevant to Pacific Islands is provided by the Global Compendium of Weeds (GCW).

Images

Images of Spermacoce assurgens (Rubiaceae) (buttonweed)
Links to high-resolution free images of Spermacoce assurgens (Rubiaceae) (buttonweed) by Forest & Kim Starr (USGS) are available here.

Smithsonian Flora of the Hawaiian Islands info for Spermacoce assurgens
plants, Hawaii, Smithsonian, Solanum torvum

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

Herbarium specimens

Images of voucher specimens for Spermacoce assurgens from the herbarium of Kalaupapa National Historical Park (Molokai, Hawaii, USA)
Images of voucher specimens of Spermacoce assurgens from the herbarium of Kalaupapa National Historical Park (Molokai, Hawaii, USA) are available online.

Distribution

Smithsonian Flora of the Hawaiian Islands info for Spermacoce assurgens
plants, Hawaii, Smithsonian, Solanum torvum

Books

Weed handbook of Western Polynesia
Whistler, W. Arthur. 1983. Weed handbook of Western Polynesia. Eschborn: Deutsche Gesellschaft f#r Technische Zusammenarbeit (GTZ) GmbH. ISBN: 3-88085-227-8. ISSN: (unknown or N/A).

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The Hawaiian Ecosystems at Risk (HEAR) project is currently 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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