Related how?

Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)
Biliphyta
Rhodophyta (Red algae)
Eurhodophytina
Florideophyceae (Florideae)
Corallinophycidae
Sporolithales

Sporolithaceae (7579261)

Children (4 direct children, 72 direct and indirect children):

Archaeolithothamnion (tree size 26)

Hemiphyllum (tree size 1)

Heydrichia (tree size 5)

Sporolithon (tree size 36)