$modus 0: smartphone
$modus 1: smartphone
Isoetes lithophila
Isoetes lithophila N. Pfeiff. [Accepted]
Isoetaceae
Isoetes lithophila N. Pfeiff.
D.S. Correll, H.B. Correll, Aquatic Wetl. Pl. SW U.S.: , fig. 5.4 (1972) [J.W. Roller]