Dorsiventral sections of Isoëtes howellii glossopodia.
Project 2075: Forrest Freund. 2014. Characterizing Quantitative Variation in the Glossopodia of Three Western North American Isoetes Species - Dissertation by Forrest Freund, Claremont Graduate University.
Viewing Folio F203 Isoëtes howellii 124-C containing 53 media.