Related how?

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

Sarcodiaceae (21058313)

Children (2 direct children, 21 direct and indirect children):

Sarcodia (tree size 18)

Trematocarpus (tree size 1)