Page author: David Giblin
Hydrilla verticillata
hydrilla, water-thyme
Specimens
Photos
Distribution: Occurring west of the Cascades crest in Washington, where known only from King County; Washington, California, and in the southern and eastern U.S.
Habitat: Ponds, lakes, and slow-moving streams at low elevation.
Origin: Introduced from Eurasia
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
Description:
[none provided]
Accepted Name:
Hydrilla verticillata (L. f.) Royle
Publication: Illustrations of the Botany ... of the Himalayan Mountains ... 1: 376. 1839.
Publication: Illustrations of the Botany ... of the Himalayan Mountains ... 1: 376. 1839.
Synonyms & Misapplications:
Serpicula verticillata L. f.
Additional Resources:
PNW Herbaria: Specimen records of Hydrilla verticillata in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Hydrilla verticillata checklist entry.
OregonFlora: Hydrilla verticillata information.
E-Flora BC: Hydrilla verticillata atlas page.
CalPhotos: Hydrilla verticillata photos.
USDA Plants: Hydrilla verticillata information.
3 photographs:
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