Children (6 direct children, 6 direct and indirect children):
Nymphaea tetragona var. minima
Pretty pygmy water-lily
Nymphaea tetragona var. tetragona
Nymphaea tetragona var. crassifolia
Nymphaea tetragona var. wenzelii
Nymphaea tetragona var. leibergii
Nymphaea tetragona subsp. leibergii