1. Department of Molecular Phylogenetics and Evolution Institute of Botany Faculty of Biology University of Warsaw Biological and Chemical Research Centre Żwirki i Wigury 101 02‐089 Warsaw Poland
2. Department of Botany and Plant Biotechnology University of Johannesburg PO Box 524, Auckland Park 2006 Johannesburg South Africa
3. Botanical Museum Komarov Botanical Institute Prof. Popov 2 197376 St. Petersburg Russia
4. Instituto das Florestas e Conservação da Natureza Quinta Vila Passos, R. Alferes Veiga Pestana 15 9054‐505 Funchal, Madeira Portugal
5. Via Apia, 10 rue de l'Arsenal 68100 Mulhouse France
6. Jardín de Aclimatación de la Orotava (ICIA) C/Retama no. 2 38400 Puerto de la Cruz, S/C de Tenerife Spain