Weeds of Australia - Fact Sheet

Top Scientific Name Synonyms Family Common Names Origin Naturalised Distribution Notes

Scientific Name

Senna siamea (Lam.) H.S. Irwin & Barneby

Synonyms

Cassia siamea Lam.
Sciacassia siamea (Lam.) Britton ex Britton & Rose

Family

Caesalpiniaceae (Queensland, the ACT, Victoria, Tasmania, Western Australia and the Northern Territory)
Fabaceae: sub-family Caesalpinioideae (New South Wales)
Leguminosae (South Australia)

Common Names

Bombay blackwood, cassod tree, kassod tree, kassodtree, pheasant wood, pheasantwood, Siamese cassia, Siamese senna, Thai cassia, Thai copper pod, Thailand shower

Origin

Native to the Indian Sub-continent (i.e. India and Sri Lanka) and south-eastern Asia (i.e. Cambodia, Laos, Myanmar, Thailand, Vietnam and possibly also Malaysia).

Naturalised Distribution

Locally naturalised in northern Queensland, and possibly also naturalised in south-eastern Queensland and in the northern parts of the Northern Territory.

Also widely naturalised in Africa, in other parts of south-eastern Asia, on Mauritius, in the Caribbean (e.g. Puerto Rico and the Dominican Republic), in Central and South America and on some Pacific islands (e.g. Fiji and French Polynesia).

Notes

Kassod tree (Senna siamea) is regarded as an environmental weed in northern Queensland and as a potential environmental weed in the Northern Territory and other parts of northern Australia.