Chrysanthemum japonense

Chrysanthemum japonense
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Eudicots
(unranked):	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Chrysanthemum
Species:	C. japonense
Binomial name
Chrysanthemum japonense Nakai

Chrysanthemum japonense (also known as ashizuri noji-giku Ashizuri (Japanese) meaning "Point wild roadside daisy" or gold / silver chrysanthemum in English) is a flowering plant within the Asteraceae family and Chrysanthemum genus and has a 27 pairs of chromosomes. It is a perennial flowering plant with leaves between 3–5 cm in length and flower heads that are 3-4.5 cm with white petals. Typically, flowering occurs in October to December annually. It the floral emblem of Hyōgo Prefecture.

Distribution

Currently it is classified as semi-endangered. Native only in Japan. It is naturally found in Shikoku (coastal area of Kochi prefecture and Ehime prefecture).

Industrial uses

It is used in the manufacture of nojigiku alcohol.

References

• http://www.toshiba.co.jp/env/en/global_env_action/jp/064.htm%5B%5D
• Matsuo, A.; Uchio, Y.; Nakayama, M.; Matsubara, Y.; Hayashi, S. (1974). "Nojigiku alcohol, a new camphene alcohol from Chrysanthemum japonense". Tetrahedron Letters. 15 (48): 4219. doi:10.1016/S0040-4039(01)92126-4. 
• http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?10363%5B%5D
• http://flowers.la.coocan.jp/Asteraceae/Chrysanthemum%20japonense%20ashizuriense.htm%5B%5D