Invasion information | ||
Range in Japan | Relatively abundant in Kanto to western Japan. | |
Origin | Unknown. | |
Date | The first record was in 1940 at Osaka | |
Route | Accidental: Details unknown | |
Impact | Allelopathy | |
Regulation in Japan | No action for prevention, mitigation, control, or eradication. | |
Introduced range in other countries | Under Construction. |
Reference | Notes |
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