the root (no rank)
Eukaryota (domain)
Viridiplantae (kingdom)
Embryophyta (phylum)
Magnoliophyta (subphylum)
Liliopsida (class)
Cyperales (order)
Poaceae (family)
Ehrhartoideae (subfamily)
[hide inferior taxa]
Ehrharta erecta (species)
Leersia virginica (species)
Oryza (genus)