1. Biodiversity Research Centre University of British Columbia Vancouver British Columbia Canada
2. African Centre for DNA Barcoding, Department of Botany & Plant Biotechnology University of Johannesburg Johannesburg South Africa
3. Herbarium, Royal Botanic Gardens KEW Richmond UK
4. Department of Geography, Environmental Management and Energy Studies University of Johannesburg Johannesburg South Africa
5. Department of Life Sciences Texas A&M University‐Corpus Christi Corpus Christi TexasUSA
6. Department of Life and Consumer Sciences University of South Africa, Science Campus Florida South Africa
7. Technische Universitaet Muenchen Plant Biodiversity Research Freising Germany
8. Univ. Grenoble Alpes, Univ. Savoie Mont Blanc, CNRS, LECA Laboratoire d’Écologie Alpine F‐38000 Grenoble France