Related how?

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

Calosiphoniaceae (15211022)

Children (2 direct children, 14 direct and indirect children):

Schmitzia (tree size 5)

Calosiphonia (tree size 7)