Biota (Life)
Eukaryote (Eukarya)
Diaphoretickes (Plants+hc+sar megagroup)
Archaeplastida
Plant (Green plants)
Viridiplantae (Chlorobiota)
Streptophyta (Streptophytina)
Embryophyte (Land plants)
Tracheophyta (Higher plants)
Euphyllophytina (Euphyllophyta)
Radiatopses
Lignophyta
Seed plants (Phanerogams)
Gymnospermae (Gymnosperm)
Bennettitopsida
Bennettitaceae
Williamsonioideae (15050447)
Children (1 direct children, 1 direct and indirect children):
Williamsonia
Williamsonia (plant)