West Africa, Cloud forests, and Cameroon
Alpine plants
West Africa , Mesanthemum , and Taxonomy
Plant evolution and Neotropical plants
Plant pathogens , Madagascar, Pests, and Tapia
West Africa and Bowal
'Humoungus Fungus', Individualism, and Pathogenic fungus
Madagascar, Aloe, and Evolution
Phylogenetics, Conservation , and Amorphophallus paeoniifolius
Plant dispersal, Megafauna dispersal anachronisms, Madagascar, and Euphorbiaceae