Related how?

Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)
Viridiplantae (Chlorobiota)
Streptophyta (Streptophytina)
Embryophyte (Land plants)
Tracheophyta (Higher plants)
Polypodiophyta
Polypodiophytina
Polypodiopsida (Pteridopsida)
Polypodiidae (Leptosporangiate fern)
Polypodiales
Polypodiineae
Polypodiaceae

Kaulinia (6378765)

Children (4 direct children, 4 direct and indirect children):

Kaulinia zosteriformis

Kaulinia hancockii

Kaulinia pteropus

Kaulinia insignis