Characteristics
Monocots
Spirodela polyrhiza (L.)Schleiden
COMMON DUCKWEED
**
The Linnaean protologue of the basionym spelled the epithet as "polyrhiza" which is retained here, although Schleiden then changed the epithet to "polyrrhiza" when making the combination in Spirodela, a spelling used by some authors.
Native OBL (NWPL)
**
No Plant Photo Available
Classification
ALISMATALES
Spirodela polyrhiza (L.)Schleiden - COMMON DUCKWEED
Citation
SPIRODELA POLYRHIZA (Linnaeus) Schleiden, Linnaea 13: 392. 1839.
Lemna polyrhiza Linnaeus 1753.
ITALY: Without data (lectotype: Micheli, Nov. Gen. Sp. t. 11(Lenticularia fig. 1). 1729). Lectotypified by Iamonico & Iberite, Taxon 63: 1314-1315. 2014.
Species Distribution Map

Based on vouchered plant specimens from wild populations. Cultivated occurrences are not mapped. Click on a county to display its name.

Source
Synonyms
Specimens and Distribution

Click on an Accession Number to view additional details about the specimen.

Counties listed:

Range of years during which specimens were collected:

Plant Photos