Hawaiian Ecosystems at Risk project (HEAR)

Hydrilla verticillata
(Hydrocharitaceae)
Florida elodea, Indian stargrass, hydrilla, water thyme, water weed

image of Hydrilla verticillata image of Hydrilla verticillata image of Hydrilla verticillata
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HEAR home  >  species info  >  plants  >  Hydrilla verticillata (Hydrocharitaceae)
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Species description or overview Taxonomy & nomenclature Impacts Images Cited as invasive (on a list) Other resources

Species description or overview

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

Taxonomy & nomenclature

GRIN nomenclature info for Hydrilla verticillata
Nomenclatural information about Hydrilla verticillata is provided by USDA/ARS/NGRP/GRIN.

ITIS nomenclature info for Hydrilla verticillata
Nomenclatural information about Hydrilla verticillata is provided by ITIS.

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

Impacts

Hydrilla verticillata (Hydrocharitaceae): species information from GCW
Information on Hydrilla verticillata as relevant to Pacific Islands is provided by the Global Compendium of Weeds (GCW).

Images

Hydrilla verticillata description and images
Hydrilla verticillata description, images, links, and herbarium specimen are provided by the University of Florida Center for Aquatic and Invasive Plants.

Hydrilla line drawing
This Marine Biochemist page contains line drawings and short descriptions for Hydrilla verticillata, Elodea canadensis, and Egeria densa.

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

Cited as invasive (on a list)

2007 FLEPPC invasive plant list View info about Adobe Acrobat PDF format
Florida Exotic Pest Plant Council's 2007 List of Invasive Plant Species focus includes adverse effects exotic pest plants have on Florida's biodiversity and plant communities.

Other resources

Hydrilla verticillata (hydrilla) as an invasive species (information from TNC)
Information about Hydrilla verticillata (hydrilla) as an invasive species is provided by The Nature Conservancy.

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