Isoetes velata subsp. longissima (Bory) Greuter & Burdet in Greuter & al., Med-Checklist 1: 5. 1984
Isoetes velata subsp. longissima in Greuter & al., Med-Checklist 1: 5. 1984
is new combination for Isoetes longissima in Compt. Rend. Hebd. Séances Acad. Sci. 18: 1165. 1844
has orthographic variant Isoëtes velata subsp. longissima
Isoetes velata subsp. longissima in Greuter & al., Med-Checklist 1: 5. 1984