Invasion information | ||
Range in Japan | Hokkaido, Aomori, Akita, Kanagawa, Shizuoka, Mie, Hyogo, Okayama, Tokushima, Saga, and Oita Prefs. |
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Origin | ||
Date | Middle Meiji Era (late 19 C) | |
Route | ||
Impact | Competition, hybridization with native species. Affected organism: Native herbs. | |
Regulation in Japan | No action for prevention, mitigation, control, or eradication. | |
Introduced range in other countries | Australia, North America. |
Reference | Notes |
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