Potamogeton lucens subsp. sinicus var. teganumensis




Family Potamogetonaceae
Scientific name Potamogeton lucens L. subsp. sinicus (Migo) H. Hara var. teganumensis Makino
Synonyms Potamogeton dentatus Hagström; Potamogeton teganumensis (Makino) Makino
Common name (Japanese common name) gashamoku (ガシャモク [meaning: unknown])
(English common name) none
Distribution (Japan) Kyushu
(Other nations) China
Habitat Swamp, pond
Chromosomal number 2n=52
Description Leaves 8-15cm long, 1.5-2.5cm wide, petioles 3-12mm long. Flowers inflorescences 2-3cm, 4 stamens, flowering in July to October. Fruits 2-2.5mm long. Water plants. Perennial plants.
Reference  Potamogeton lucens L.
Genetic diversity of an endangered aquatic plant, Potamogeton lucens subspecies sinicus
Inferring the Origin of Potamogeton *inbaensis (Potamogetonaceae) Using Nuclear and Chloroplast DNA Sequences
Cytological Studies in Genus Potamogeton of Japan
Note  Rare species.
Extinct in Honshu of Japan.



October 2008
at Tsukuba Botanical Garden
October 2008
at Tsukuba Botanical Garden
October 2008
at Tsukuba Botanical Garden



October 2008
at Tsukuba Botanical Garden