''Nuphar japonica'', known as East Asian yellow water-lily, is an aquatic plant species in the genus ''
Nuphar'' found in Japan and the Korean Peninsula. It is endangered in Russia. The species was not accepted by
The Plant List
The Plant List was a list of botanical names of species of plants created by the Royal Botanic Gardens, Kew and the Missouri Botanical Garden and launched in 2010. It was intended to be a comprehensive record of all known names of plant species ...
, which regarded it as an "unresolved name".
''Nuphar'' × ''saijoensis''
(Shimoda) Padgett is a hybrid between ''N. japonica'' and ''
N. pumila''.
''N. japonica'' contains the alkaloids
nupharidin,
1-desoxynupharidin,
nupharamine
Nupharamine is an alkaloid found in ''Nuphar japonica'' and in castoreum.
''Nuphar japonica'' contains nupharamine, and methyl and ethyl esters of nupharamine.
References
3-Furyl compounds
Piperidine alkaloids
Tertiary alcohols
{{alkaloi ...
, methyl and ethyl esters of nupharamine. The fruits also contains the alkaloids (0.06%)
nupharine,
beta-nupharidin,
desoxynupharidin. In the rhizomes are found the steroid
sitosterol
β-sitosterol (beta-sitosterol) is one of several phytosterols (plant sterols) with chemical structures similar to that of cholesterol. It is a white, waxy powder with a characteristic odor, and is one of the components of the food additive E499. ...
, alkaloids acids, higher fatty acids (palmitic, oleic acid) and the ellagitanins
nupharin A
Nupharin A is an ellagitannin found in ''Nuphar japonica''.Tannins and Related Compounds. LXXV. : Isolation and Characterization of Novel Diastereoisomeric Ellagitannins, Nupharins A and B, and Their Homologues from Nuphar japonicum DC. Chemical & ...
,
B,
C,
D,
E and
F.
[Tannins and Related Compounds. LXXIX. Isolation and Characterization of Novel Dimeric and Trimeric Hydrolyzable Tannins, Nuphrins C, D, E and F, from Nuphar japonicum DC. Chemical & Pharmaceutical Bulletin, 25 June 1989, volume 37, issue 7, pages 1735-1743]
abstract
See also
*
List of freshwater aquarium plant species
*
List of the vascular plants in the Red Data Book of Russia {{Short description, none
This is a complete and as of 2009 up-to-date list of vascular plants listed in the Red Data Book of the Russian Federation and protected in Russia at the federal level.
Pteridophyta
Aspleniaceae
:''Asplenium adiantum-nig ...
References
External links
Nymphaeaceae
Plants described in 1821
Flora of Japan
Flora of Korea
Flora of Russia
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