''Utricularia vulgaris'' (greater bladderwort
or common bladderwort) is an aquatic species of
bladderwort
''Utricularia'', commonly and collectively called the bladderworts, is a genus of carnivorous plants consisting of approximately 233 species (precise counts differ based on classification opinions; a 2001 publication lists 215 species).Salmon, Br ...
found in
Asia
Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...
and
Europe
Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...
. The plant is free-floating and does not put down roots. Stems can attain lengths of over one metre in a single growing season, but die back and form
turions in winter. The leaves are finely pinnately divided, between one and eight centimetres long and carry many
bladder-like traps. The yellow flowers are borne on stalks above the surface of the water between April and August. In eastern Asia and
North America
North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...
, its place is taken by the related species ''
U. macrorhiza''.
References
Carnivorous plants of North America
Carnivorous plants of Europe
vulgaris
Plants described in 1753
Taxa named by Carl Linnaeus
{{Lentibulariaceae-stub