Transverse 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 F201 Isoëtes howellii 124-A containing 73 media.