1. School of Life Sciences, Arizona State University, Tempe, Arizona 85287-4501, U.S.A.;, Email: les.landrum@asu.edu
2. National Herbarium, Department of Plant Biology and Biodiversity Management, College of Natural Sciences, Addis Ababa University, P.O. Box 3434, Addis Ababa, Ethiopia
3. Consejo Nacional de Investigaciones, Científicas y Técnicas (CONICET), Facultad de Agronomía y Ciencias Agrolimentarias, Universidad de Morón; Instituto Nacional de Tecnología Agropecuaria (INTA),
Instituto de Recursos Biológicos, Nicolas Repetto y De Los Reseros s/no, Hingham 1686, Buenos Aires, Argentina
4. IKIAM Universidad Regional Amazónica, Vía Muyuna-Atacapi, Km 7, Ciudad de Tena Napo, Ecuador
5. National Plant Data Team, East National Technology Support Center, Natural Resources Conservation Service, United States Department of Agriculture, 2901 East Gate City Blvd., Greensboro, North Carolina 27401, U.S.A.
6. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Carrera 30 # 45-03, Bogotá, Colombia
7. Africa & Madagascar Team, SC ID and Naming, Royal Botanic Gardens Kew, Richmond, Surrey, TW9 3AB, U.K.
8. Department of Botany, P.O. Box 77000, Nelson Mandela Metropolitan University, Port Elizabeth, 6031 South Africa; Centre for Functional Ecology, Departamento de Ciências da Vida, Universidade de Coimbra, 3001-455 Coimbra,
Portugal