Page author: David Giblin
Myriophyllum heterophyllum
two-leaf milfoil, various-leaved water-milfoil
Specimens
Photos
Distribution: Occurring west of the Cascades crest, where known only from the Puget Sound lowlands; British Columbia to Washington, native from Texas to central and eastern North America.
Habitat: Lakes and ponds.
Flowers: May-October
Origin: Introduced from central and eastern North America
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
Description:
[none provided]
Accepted Name:
Myriophyllum heterophyllum Michx.
Publication: Fl. Bor.-Amer. 2: 191. 1803.
Publication: Fl. Bor.-Amer. 2: 191. 1803.
Synonyms & Misapplications:
(none provided)
Additional Resources:
PNW Herbaria: Specimen records of Myriophyllum heterophyllum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Myriophyllum heterophyllum checklist entry
OregonFlora: Myriophyllum heterophyllum information
E-Flora BC: Myriophyllum heterophyllum atlas page
CalPhotos: Myriophyllum heterophyllum photos
8 photographs:
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