''Nuphar subintegerrima'' is a species of rhizomatous aquatic plant endemic to Japan.
Description
Vegetative characteristics
''Nuphar subintegerrima'' has emerging or floating leaves. The leaves are 5-11 cm long, and 4-8.5 cm wide.
[SHIGA, T., & KADONO, Y. (2004)]
Morphological variation and classification of ''Nuphar'' with special reference to populations in central to western Japan.
Acta Phytotaxonomica et Geobotanica, 55(2), 107-117.
Generative characteristics
The pedunculate, solitary, yellow flower extends above the water surface.
Ripe fruit detach from the plants.
Reproduction
Vegetative reproduction
It reproduces vegetatively through its rhizomes.
Generative reproduction
It reproduces sexually.
Flowering occurs from May to November.
Taxonomy
Publication
It was first described by
Robert Caspary
Johann Xaver Robert Caspary (29 January 1818 – 18 September 1887) was a German botanist.
Caspary was born in Königsberg. He studied theology and philosophy at the University of Königsberg and was educated in sciences at the University of ...
as the variety ''Nuphar japonica'' var. ''subintegerrima'' Casp. in 1866. It was elevated to the species ''Nuphar subintegerrima'' (Casp.) Makino by
Tomitaro Makino in 1910.
Ecology
Habitat
It occurs in streams, bogs and irrigation ponds.
[Nagasaki, O. (2008)]
Impact of the flower stalk-boring moth ''Neoschoenobia testacealis'' (Lepidoptera: Crambidae) and water-level fluctuations on the flower and fruit production of the yellow water lily ''Nuphar subintegerrima'' (Nymphaeaceae) in irrigation ponds of western Japan.
Aquatic botany, 88(1), 27-31.
Pollination
It is pollinated by the fly species ''
Notiphila maritima''.
[Nagasaki, O. (2007)]
Pollination of the yellow water lily ''Nuphar subintegerrima'' (Nymphaeaceae) by the shore fly ''Notiphila'' (''Notiphila'') ''maritima'' (Diptera: Ephydridae).
Plant species biology, 22(3), 227-230.
Herbivory
The larvae of the moth species ''
Neoschoenobia testacealis'' feed on leaves and flower stalks of ''Nuphar subintegerrima''.
References
{{Taxonbar, from=Q17253186
subintegerrima
Flora of Japan
Endemic flora of Japan
Plants described in 1866