''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 genus ''
Chrysanthemum
Chrysanthemums ( ), sometimes called mums or chrysanths, are flowering plants in the Asteraceae family. They are native to East Asia and northeastern Europe. Most species originate from East Asia, and the center of diversity is in China. Co ...
'' of the family
Asteraceae
Asteraceae () is a large family (biology), family of flowering plants that consists of over 32,000 known species in over 1,900 genera within the Order (biology), order Asterales. The number of species in Asteraceae is rivaled only by the Orchi ...
. It has 27 pairs of chromosomes. A perennial flowering plant, it has 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 is the floral emblem of
Hyōgo Prefecture
is a Prefectures of Japan, prefecture of Japan located in the Kansai region of Honshu. Hyōgo Prefecture has a population of 5,469,762 () and a geographic area of . Hyōgo Prefecture borders Kyoto Prefecture to the east, Osaka Prefecture to th ...
.
Distribution
Currently it is classified as semi-endangered. Native only in
Japan
Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
. It is naturally found in
Shikoku
is the smallest of the List of islands of Japan#Main islands, four main islands of Japan. It is long and between at its widest. It has a population of 3.8 million, the least populated of Japan's four main islands. It is south of Honshu ...
(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
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*http://flowers.la.coocan.jp/Asteraceae/Chrysanthemum%20japonense%20ashizuriense.htm
japonense
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