the root (no rank)
Eukaryota (domain)
Viridiplantae (kingdom)
Embryophyta (phylum)
Magnoliophyta (subphylum)
eudicotyledons (no rank)
core eudicotyledons (no rank)
Caryophyllales (order)
Polygonaceae (family)
Polygonum (genus)
[hide inferior taxa]
Polygonum amphibium (species)
Polygonum cuspidatum (species)
Polygonum tinctorium (species)