Parthenium hysterophorus L. is non-native invasive plant species belongs to the family Asteraceae. Currently it is a notorious weed in Ethiopia. Socio-economic impacts as well as the local people's perception towards P. hysterophorus are poorly understood. Thus, the aim of this study was to...

Parthenium weed (Parthenium hysterophorus L.) is an invasive alien species whose mode of introduction is uncertain, although it was first recorded in Ethiopia in 1968. Since then it has been colonizing disturbed sites very aggressively, impacting pastures, croplands and forests by outcompeting...

Chromolaena odorata (L.) King and Robinson (Asteraceae), a shrub native to tropical America, was first introduced into West Africa (Nigeria) in 1937, and later became invasive. The weed has since spread to other countries in the West African subregion, threatening agriculture, biodiversity and...

Chromolaena odorata (L.) King & Robinson (Asteraceae), an invasive alien plant of terrestrial habitat in many tropical and sub-tropical regions of the world, was investigated in the South-West Ecological Zone of Nigeria. Investigations, including field observations on C. odorata and a survey of...

Invasive alien plants impact negatively on agriculture, forestry, natural ecosystems, human health, and biodiversity. These global threats also apply to South Africa, which basically is a water-stressed country that cannot afford wastage of water by any means, least of all through alien invasive...