Ruppia Polycarpa (7597050858)
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''Ruppia polycarpa'' is a submerged aquatic herb species in the genus ''
Ruppia ''Ruppia'', also known as the widgeonweeds, ditch grasses or widgeon grass, is the only extant genus in the family Ruppiaceae, with 11 known species. These are aquatic plants widespread over much of the world. The genus name honours Heinrich Be ...
'' found in shallow brackish waters. It is a common submerged herb on Australasian coasts, including Australia ( NSW; SA; Vic; WA) and New Zealand (type locality). It was first described in 1967 by
Ruth Mason Ruth Mason (7 November 1913 – 14 May 1990) was a New Zealand Botany, botanist specialising in the Taxonomy (biology), taxonomy and ecology of freshwater plants. She was employed at the Department of Scientific and Industrial Research ...
from a specimen
CHR 150837B
found near the mouth of the Selwyn River, New Zealand, on the riverbed, on 27 February 1966 by J. Clarke. It grows in "fresh to hypersaline coastal lakes, lagoons and estuaries".


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''Ruppia polycarpa'' occurrence
data from
Australasian Virtual Herbarium The ''Australasian Virtual Herbarium'' (AVH) is an online resource that allows access to plant specimen data held by various Australian and New Zealand herbaria. It is part of the Atlas of Living Australia (ALA), and was formed by the amalgama ...
Brackish water plants polycarpa Plants described in 1967 {{Alismatales-stub