Duckweed (Lemna minor)

Superdomain: Neomura

Domain: Eukaryota

(unranked): Archaeplastida

Kingdom: Plantae

Subkingdom: Tracheobionta

Superdivision: Spermatophyta

Division: Magnoliophyta

Class: Liliopsida

Subclass: Alismatidae

Superorder: Alismatanae

Order: Alismatales

Family: Araceae

Subfamily: Lemnoideae

Tribe: Lemneae

Genus: Lemna

Species: L. minor

Done