Alien species are often first introduced to urban areas, so it is unsurprising that towns and
cities are often hotspots for invasions. However, while large cities are usually the first sites of …

The invasion of alien plants into natural ecosystems in South Africa is a substantial
conservation concern. The primary reason for the introduction of alien plants has been …

Prevention is the best way to slow the escalation of problems associated with biological
invasions. Screening of potential introductions is widely applied for assessing the risk of …

Plant assemblages define vegetation patterns at different scales, from plant communities at
the scale of small plots to broad biomes. Species assemblages are traditionally investigated …

With a few exceptions, comprehensive lists of alien plants that invade natural ecosystems
are lacking in sub-Saharan Africa. Some available lists are either preliminary or localised, or …

Invasive alien organisms pose a major threat to global biodiversity. The Cape Peninsula,
South Africa, provides a case study of the threat of alien plants to native plant diversity. We …

This chapter reviews the current status of invasions of non-native plants in Africa. It draws on
the most comprehensive global database of naturalized plant species (GloNAF) to provide a …

Globalisation has resulted in the movement of organisms outside their natural range, often
with negative ecological and economic consequences. As cities are hubs of anthropogenic …

Invasive alien plants (IAPs) are regarded as the leading ecological threat to the recently
established Garden Route National Park (GRNP) along the Cape south coast of South …

Alien species that are desirable and commercially important in parts of the landscape, but
damaging invaders in other parts, present a special challenge for managers, planners, and …