$modus 0: smartphone
$modus 1: smartphone
Wolffiella welwitschii
Wolffiella welwitschii (Hegelm.) Monod [Accepted]
Lemnaceae
6 1075322 Wolffiella welwitschii (Hegelm.) Monod [125 1075310 Wolffia welwitschii Hegelm.]
P.C. Standley, J.A. Steyermark, Fl. Guatemala, vol. 1 : p. 367, fig. 62 g (1946-1977)