Children (24 direct children, 24 direct and indirect children):
Ulva lactuca var. bullosa
Ulva lactuca var. lacinulata
Ulva lactuca var. maxima
Ulva lactuca f. crispa
Ulva lactuca f. consociata
Ulva lactuca f. lapathifolia
Ulva lactuca var. macrogyna
Ulva lactuca var. pulvinata
Ulva lactuca var. contorta
Ulva lactuca var. crispa
Ulva lactuca var. curvatiformis
Ulva lactuca var. genuina
Ulva lactuca var. lacinata
Ulva lactuca var. laciniata
Ulva lactuca var. longissima
Ulva lactuca var. mesenteriformis
Ulva lactuca var. myriotrema
Ulva lactuca var. palmata
Ulva lactuca var. perforata
Ulva lactuca var. rosulans
Ulva lactuca var. simplex
Ulva lactuca var. spiralis
Ulva lactuca var. umbilicalis
Ulva lactuca var. umbilicata