The following is a list of prohibited exotic aquatic species in New Hampshire:
Scientific Name Common Name
Myriophyllum heterophy llumvariable milfoil
Myriophyllum spicatum Eurasian milfoil
Cabomba caroliniana fanwort
Hydrilla verticillata
Trapa natans water chestnut
Myriophyllum aquaticum parrot feather
Potamogeton crispus curly leaf pondweed
Lythrum salicaria, L. virgatum, L. alatum purple loosestrife
Phyragmites australis or P. communis common reed
Egeria densa brazilian elodea (Anacharis)
Hydrocharis morsus-ranae frogbit
Butomus umbellatus flowering rush
Najas minor European naiad
Nymphoides peltata yellow floating heart
Law Prohibits Exotic Aquatic Weeds