Related how?

Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)
Viridiplantae (Chlorobiota)
Charophyta (Charophytes)
Zygnematophyceae (Zygnemophyceae)
Zygnematales
Zygnemataceae
Spirogyra

Spirogyra crassa (69608563)

Children (3 direct children, 3 direct and indirect children):

Spirogyra crassa var. formosa

Spirogyra crassa var. jassiensis

Spirogyra crassa var. minispora