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Terms: Genus: spirodela

Araceae Juss.
Gen.Pl. [Jussieu] 23 (1789)
Spirodela Schleid.
Linnaea p391 (1839)
Spirodela polyrhiza (L.) Schleid.
Linnaea 13:391 (1839)
Spirodela punctata (G.Mey.) C.H.Thomps.
Thin Duckweed; Rep. (Annual) Missouri Bot.Gard. 9:28 (1897)

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A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.