Related how?

Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)
Viridiplantae (Chlorobiota)
Streptophyta (Streptophytina)
Embryophyte (Land plants)
Pteridophyta (Pteridophyte)
Lycopodiophyta (Lycophyte)

Lycopodiophytina (21447243)

Children (2 direct children, 3081 direct and indirect children):

Isoetopsida (tree size 427)

Lycopodiopsida (tree size 2652)
Clubmosses