Children (23 direct children, 1332 direct and indirect children):
Cymodoceaceae
(tree size 43)
Manatee grass family
Alismataceae
(tree size 374)
Water-plantain family
Hydrocharitaceae
(tree size 383)
Tape-grass family
Potamogetonaceae
(tree size 378)
Pondweed family
Juncaginaceae
(tree size 91)
Posidoniaceae
(tree size 14)
Limnocharitaceae
Ruppiaceae
(tree size 26)
Lilaeaceae
Blyxaceae
Caladiaceae
Callaceae
Cryptocorynaceae
Damasoniaceae
Dracontiaceae
Elodeaceae
Enhalaceae
Halophilaceae
Orontiaceae
Stratiotaceae
Thalassiaceae
Triglochinaceae
Wolffiaceae