Invasion information | ||
Range in Japan | Hokkaido, Honshu, Shikoku Is and Kyushu (excluding Saga and Kumamoto Pref). | |
Origin | Unknown. | |
Date | 1912 | |
Route | Deliberate: As a horticultural plant (for rock gardens) | |
Impact | Unknown. | |
Regulation in Japan | Under Construction. | |
Introduced range in other countries | Australia, New Zealand, North, Central and South America, Hawaii |
Reference | Notes |
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