Parapoynx seminealis

(Walker, 1859)
Floating-heart Waterlily Moth

Sort #: 1621 | P #: 801322 | MPG #: 4763
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Larval feeding type: On the leaves
Larval substrate: Nymphoides (Floating-heart), Potamogeton (Pondweed)
Phenology: Adult: 6/09 to 9/05 (77 records)

Status in MA (automated assessment): Widespread, very common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1907
Last Year Reported: 2025

Distribution by County: Berkshire, Hampshire, Franklin, Worcester, Middlesex, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 87