Isoetes engelmannii is a species in the
Isoetes genus.
It is commonly known as
Engelmann's quillwort, Appalachian quillwort
.
This name is accepted name for the species in
the family
Isoetaceae
. This species is found in Alabama, Arkansas, Connecticut, Delaware, Georgia, Illinois, Indiana, Kentucky, Maine, Maryland, Massachusetts, Michigan, Mississippi, Missouri, New Hampshire, New Jersey, New York, North Carolina, Ohio, Ontario, Pennsylvania, Rhode I., South Carolina, Tennessee, Vermont, Virginia, West Virginia.