the root (no rank)
Eukaryota (domain)
Viridiplantae (kingdom)
Embryophyta (phylum)
Magnoliophyta (subphylum)
eudicotyledons (no rank)
core eudicotyledons (no rank)
Caryophyllales (order)
Polygonaceae (family)
[hide inferior taxa]
Fagopyrum (genus)
Persicaria virginiana (species)
Polygonum (genus)
Rheum palmatum (species)
Rumex (genus)