Isoetes appalachiana D.F.Brunt. & D.M.Britton
Taxonomic data and mapped distribution of this quillwort from Atlas of Florida Vascular Plants.
Isoetes boomii Luebke
Taxonomic data and mapped distribution of this quillwort from Atlas of Florida Vascular Plants.
Isoetes flaccida Shuttlew. ex A.Braun
Taxonomic data and mapped distribution of this quillwort from Atlas of Florida Vascular Plants.
Isoetes hyemalis D.F.Brunt.
Taxonomic data and mapped distribution of this quillwort from Atlas of Florida Vascular Plants.
Isoetes: this is a Fern?
Notes on Isoetes wormaldii from the Selmar Schonland Herbarium, Grahamstown, South Africa.
ODU Isoetes Page
Comprehensive resource on quillworts from Old Dominion University.