Children (9 direct children, 13 direct and indirect children):
Spirodela polyrhiza
Great duckweed
Spirodela punctata
Spirodela intermedia
Intermediate duckweed
Spirodela sichuanensis
Spirodela oligorrhiza
(tree size 4)
Spirodela melanorrhiza
Spirodela pleiorrhiza
Spirodela pusilla
Spirodela maxima