Related how?

Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)

Biliphyta (2903052)

Children (2 direct children, 16876 direct and indirect children):

Rhodophyta (tree size 16829)
Red algae

Glaucophyta (tree size 45)
Glaucophytes