Children (31 direct children, 52 direct and indirect children):
Trapa natans
(tree size 10)
Water chestnut
Trapa bicornis
(tree size 2)
Horn nut
Trapa maximowiczii
Trapa khankensis
Trapa manshurica
(tree size 2)
Trapa octotuberculata
Trapa litwinowii
Trapa incisa
(tree size 2)
Trapa macropoda
(tree size 1)
Trapa quadrispinosa
(tree size 1)
Trapa arcuata
Trapa acornis
Trapa pseudoincisa
(tree size 3)
Trapa japonica
Trapa mammillifera
Trapa rossica
Trapa europaea
Trapa flerovii
Trapa nedoluzhkoi
Trapa kozhevnikoviorum
Trapa kashmirensis
Trapa hyrcana
Trapa hankensis
Trapa astrachanica
Trapa assamica
Trapa bispinosa
Trapa colchica
Trapa maleevii
Trapa acicularis
Trapa grozdovii
Trapa tranzschelii