Araceae

Lesser duckweed

Lemna aequinoctialis Welw.

Family: Araceae
Genus: Lemna

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Common names

By language (9)

Arabic: لمنة اعتدالية, ليخ
arz: لمنه اعتداليه
Bulgarian: Тропическа водна леща
Chinese: 青萍, 青蘋, 稀脉浮萍
English: Lesser duckweed
French: Lentille D'Eau
Japanese: アオウキクサ
Russian: Ряска тропическая, Ряска равноденственная
Swedish: Vingandmat

Synonyms

Lemna angolensis Welw.
Lemna aoukikusa T.Beppu & Murata
Lemna aoukikusa subsp. hokurikuensis T.Beppu & Murata
Lemna blatteri McCann
Lemna eleanorae McCann
Lemna minima Blatt. & Hallb.
Lemna paucicostata Hegelm.
Lemna paucicostata Hegelm. ex Engelm.
Lemna paucicostata var. membranacea Hegelm.
Lemna perpusilla var. trinervis Austin
Lemna trinervis (Austin) Small

Characteristics

Growth habit: Forb/herb
Lifespan: Perennial
In the US and Canada: Hawaii: native, Lower 48 states: native, Puerto Rico: native, U.S. Virgin Islands: native

Photos

Photo: Kevin Thiele from Perth, Australia, CC BY 2.0, from Wikimedia Commons
Photo: Show_ryu, CC BY-SA 3.0, from Wikimedia Commons
Photo: P. J. de Lange, CC BY 4.0, from Wikimedia Commons
Photo: P. J. de Lange, CC BY 4.0, from Wikimedia Commons
Photo: P. J. de Lange, CC BY 4.0, from Wikimedia Commons
Photo: P. J. de Lange, CC BY 4.0, from Wikimedia Commons

More in Lemna

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.