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  3. Galinsoga quadriradiata

Galinsoga quadriradiata

Basic information
Scientific name Galinsoga quadriradiata

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ハキダメギク
Major synonym Galinsoga ciliata
Common names Hairy galinsoga,Shaggy soldier
Higher taxon Asteraceae, Asterales, Magnoliopsida, Magnoliophyta
Natural range North America.
Habitat Farm area, fruit garden, vacancy, roadside, riverside, etc.
Invasion information
Range in Japan Almost entire Japan Range in Japan
Origin Unknown.
Date 1920s.
Route Accidental: Details unknown.
Impact Competition with native species and crops.
Native organism(s) affected: Native grasses, crops.
Regulation in Japan No action for prevention, mitigation, control, or eradication.
Introduced range in other countries South America, Europe, Africa, Asia
Reference Notes
  • Osada (1976) Colored Illustrations of Naturalized Plants of Japan. Hoikusha, Osaka (in Jpn)
  • Shimizu (ed) (2003) Naturalized Plants of Japan. Heibonsha, Tokyo (in Jpn)
  • etc.