Isoetes saccharata Engelm.
|Sixth list of additions to the flora of Washington, D.C. vicinity. With descriptions of new species varieties by Edward L. Greene, Alvah A. Eaton, and the author|
E S Steele (1901) Proceedings of The Biological Society of Washington 14: 47-86
|A list of the ferns and fern allies of North America north of Mexico, with principal synonyms and distribution|
William R Maxon (1901) Proceedings of The United States National Museum 23: 619-651
|Isoetes in southeastern United States|
C F Reed (1965) Phytologia 12: 369-400