• Introduced and invasive cactus species: a global review 

      Novoa, A.; Le Roux, J.J.; Robertson, M.P.; Wilson, J.R.U.; Richardson, D.M. (Oxford University Press, 2015)
      Understanding which species are introduced and become invasive, and why, are central questions in invasion science. Comparative studies on model taxa have provided important insights, but much more needs to be done to ...
    • Level of environmental threat posed by horticultural trade in Cactaceae 

      Novoa, A.; Le Roux, J.J.; Richardson, D.M.; Wilson, J.R.U. (Society of Conservation Biology, 2017)
      Ornamental horticulture has been identified as an important threat to plant biodiversity and is a major pathway for plant invasions worldwide. In this context, the family Cactaceae is particularly challenging because it ...