Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Halvaria
Heterokonta
Ochrophyta (Heterokontophyta)
Phaeista
Limnista
Fucistia
Phaeophyceae (Phaeophyta)
Fucophycidae
Fucales
Sargassaceae
Sargassum

Sargassum siliquosum (29290888)

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

Sargassum siliquosum var. basilanicum

Sargassum siliquosum var. bicornutum

Sargassum siliquosum var. manipense