Narcissus tazetta var.chinensis




Family Amaryllidaceae
Scientific name Narcissus tazetta var.chinensis Roemer
Synonyms Narcissus tazetta L. subsp. tazetta var. chinensis Roemer
Common name (Japanese common name) Nihon-suisen (ニホンスイセン, 日本水仙 [meaning: Japanese narcissus]), suisen (スイセン, 水仙 {meaning: narcissus})
(English common name) plyanthus-narcissus, French-daffodil
Distribution (Japan) coastal area of Honshu (west of Kanto region), Shikoku, Kyushu, Okinawa
(Other nations) China [supposed origin in Mediterranean]
Habitat Field near sea, beach
Chromosomal number 2n=20-22, 30-32
Description Leaves 20-40cm long, 8-15mm wide. Scapes 20-40cm tall. Flowers white, flowering in December to March. Perennial plants.
Reference Narcissus tazetta L. subsp. tazetta var. chinensis Roem.
Narcissus tazetta var. chinensis M. Roemer
Process for mass propagation of plantlets (US Patent 4338745/1980)
Methods and compositions for inhibiting the infectious activity of viruses (US Patent 4742046/1988)
Fragrance additive (US Patent 4808569/1989)
Aromatic composition and method for controlling aroma (US Patent 5238915/1993)
Method of cultivating animal or plant cells (US Patent 5180676/1993)
Plants and plant cells expressing histidine tagged intimin (US Patent 6406885/2002)
Biodegradable resin compositions (US Patent 6669771/2003)
Topical compositions containing probiotic Bacillus bacteria, spores, and extracellular products and uses thereof (US Patent 6723326/2004)
Methods for regulating beta-oxidation in plants (US Patent 6914170/2005)
UTR tag assay for gene function discovery (US Patent 7026123/2006)
Pharmaceutical formulations (US Patent 7025992/2006)
Encapsulated fragrance chemicals (US Patent 7294612/2007)
Treating viral infection at smallpox vaccination site (US Patent 7288265/2007)
Plant reproduction polynucleotides and methods of use (US Patent 7312375/2007)
Cyclopropanecarboxaldehydes and their use in perfume compositions (US Patent 7271294/2007)
Regulating metabolism by modifying the level of trehalose-6-phosphate (US Patent 7247770/2007)
Plant defensin polynucleotides and methods of use thereof (US Patent 7238781/2007)
Methods and apparatuses for delivering a volatile component via a controlled exothermic reaction (US Patent 7235187/2007)
Anti viral composition (European Patent EP0173092/1986)
Skin external preparation (Japanese Patent JP05310549/1993)
Compositions and methods for symptomatic relief (WIPO Patent WO/2004/105701)
Improved prebiotic (WIPO Patent WO/2005/111195)
Proteines isolees d'un medicament traditionnel Chinois Yuzhu et utilisation desdites proteines (WIPO Patent WO/2007/012277)
Note Naturalized plants (introduced via China in ancient era).
Cultivated commonly in Japan.



January 2008
at Koishikawa Botanical Garden
January 2008
at Koishikawa Botanical Garden
January 2008
at Koishikawa Botanical Garden



February 2008
at Kochi Prefecture
Makino Botanical Garden
February 2008
at Kochi Prefecture
Makino Botanical Garden
February 2008
at Kochi Prefecture
Makino Botanical Garden



February 2008
at roadside