Related how?

Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)
Viridiplantae (Chlorobiota)
Streptophyta (Streptophytina)
Embryophyte (Land plants)
Liverwort (Marchantiophyta)
Jungermanniopsida
Pelliidae
Fossombroniales
Fossombroniineae
Fossombroniaceae

Petalophyllum (17280863)

Children (6 direct children, 6 direct and indirect children):

Petalophyllum ralfsii
Petalwort

Petalophyllum lamellatum

Petalophyllum americanum

Petalophyllum hodgsoniae

Petalophyllum preissii

Petalophyllum australe