Related how?

Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)
Viridiplantae (Chlorobiota)
Charophyta (Charophytes)
Zygnematophyceae (Zygnemophyceae)
Desmidiales
Desmidiaceae
Cosmarium

Cosmarium rugulosum (105432741)

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

Cosmarium rugulosum var. proteus

Cosmarium rugulosum var. pseudomicrosphinctum