1. Missouri Botanical Garden 4344 Shaw Blvd. St. Louis Missouri 63110 U.S.A.
2. Botanischer Garten und Botanisches Museum Berlin Freie Universität Berlin Königin‐Luise‐Str. 6–8, 14195 Berlin Germany
3. UTCEC Herbarium‐CAREN, Campus Salache Universidad Técnica de Cotopaxi, Latacunga, Ecuador; and Research Associate, Missouri Botanical Garden 4344 Shaw Blvd., St. Louis, Missouri 63110, U.S.A.; and Research Associate, Department of Botany, NMNH ‐ MRC 166, Smithsonian Institution, P.O. Box 37012 Washington D.C. 20013‐7012 U.S.A.
4. Eastern China Conservation Centre for Wild Endangered Plant Resources Shanghai Chenshan Botanical Garden Shanghai 201602 P.R. China
5. Honorary Associate, National Herbarium of Victoria Royal Botanic Gardens Victoria Birdwood Ave Melbourne 3004 Australia
6. Bolus Herbarium, Department of Biological Sciences University of Cape Town Rondebosch 7700 South Africa
7. Department of Plant Biology, Institute of Environmental Biology Wrocław University of Environmental and Life Sciences ul. Kożuchowska 5b, 51‐631 Wrocław Poland
8. Cornell University Plant Pathology Herbarium, School of Integrated Plant Science 334 Plant Science Building, 236 Tower Road, Ithaca New York 14853 U.S.A.