Siam weed
Chromolaena odorata
Also known as Chritsmas Bush, Bitter Bush
UndershruboutdoorMedicinal
About Siam weed
Chromolaena odorata is also known as jack in the bush. It is a tropical and subtropical species of flowering shrub in the family Asteraceae. It is native to the Americas, from Florida and Texas in the United States south through Mexico and the Caribbean to South America. It has been introduced to tropical Asia, West Africa, and parts of Australia.
Description adapted from Wikipedia, licensed under CC BY-SA 4.0.
Plant Details
- Scientific name
- Chromolaena odorata
- Genus
- Chromolaena
- Family
- ASTERACEAE
- Habit
- Undershrub
- Native to
- America
- Distribution
- Tropical Asia (Naturalized)
- Flowering & fruiting
- October-May
- Conservation status
- Not Evaluated (NE)
Local Names
- Hindi
- तीव्र गंधा Tivra gandha, Bagh dhoka
- Nepali
- औले बनमारा Aule Banamaaraa, बनमासुवा Banamaasuwaa, औले वनमारा
- Bengali
- বন মটমটিয়া, আসামলতা, গন্ধতুলসী
- Malayalam
- കമ്മ്യുണിസ്റ്റ് പച്ച Communist Pacha, Venapacha, കമ്യൂണിസ്റ്റ് പച്ച
- Marathi
- eupatorium odorata

Botanical family
Asteraceae
Daisy/Sunflower family
Siam weed belongs to the Asteraceae family.
The illustration represents the family — not necessarily this exact species.
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