Objects
Coombs, Gareth. Rhodes University; 2010. Ecology and degree of specialization of South African milkweeds with diverse pollination systems.
Coombs, Gareth, Peter, Craig I, Johnson, Steven D. A test for Allee effects in the self-incompatible wasp-pollinated milkweed Gomphocarpus physocarpus. 2009.
Coombs, Gareth, Peter, Craig I. The invasive ‘mothcatcher’ (Araujia sericifera Brot.; Asclepiadoideae) co-opts native honeybees as its primary pollinator in South Africa. 2010.
Coombs, Gareth, Dold, Anthony P, Brassine, Eleanor I, Peter, Craig I. Large pollen loads of a South African asclepiad do not interfere with the foraging behaviour or efficiency of pollinating honey bees. 2012.