Parrot feather water-milfoil
Parrot feather water-milfoil

Myriophyllum aquaticum Photo credit: © Dr. Erica Bower/Flickr

Yellow floating heart
Yellow floating heart

Nymphoides peltata Photo credit: 영철 이, Flickr Creative Commons

Hydrilla
Hydrilla

Hydrilla verticillata Photo credit: Graves Lovell, Alabama DCNR, Bugwood.org

Water chestnut
Water chestnut

Trapa natans Photo credit: © Fredy Wyss/Flickr

Aquatic Plants

Common: Species found in at least 1/3 of Pennsylvania counties. (This does not include cultivated species.)

Uncommon: Species found in Pennsylvania, but not widespread (i.e., found in less than 1/3 of Pennsylvania counties.)

Not present: Species not yet found in Pennsylvania.

*Status column last updated in August 2016.