Invasion information |
Range in Japan |
Kanagawa, Wakayama, and Shimane Prefs., and Shikoku. |
|
Origin |
Unknown. |
Date |
There is a record of cultivation in 1886 at Koishikawa Botanical Garden, Tokyo. The first record of establishment was in 1950, at Yokohama, Kanagawa Pref. |
Route |
Deliberate: As ornamental plant. |
Impact |
Competition with native, cultivated plants, pasture, etc. Altering soil condition by fixing nitrogen. Extreme fire hazard due to oily organs and dead material. Native organism(s) affected: Native and cultivated plants, pasture, etc. |
Regulation in Japan |
No action for prevention, mitigation, control, or eradication. |
Introduced range in other countries |
China, Indonesia, Sri Lanka, Spain, Poland, Australia, New Zealand, USA, Canada, Costa Rica, Peru, Uruguay, Falkland, St. Helena, Mauritius, Reunion, etc. |