1. Botanic Garden and Botanical Museum, Königin-Luise-Str. 6–8, 14195 Berlin, Germany.
2. Department of Dermatology, University of Pennsylvania, BRB 1046A, 421 Curie Blvd., Philadelphia, PA 19104, U.S.A..
3. Department of Biology & M. L. Bean Life Science Museum, Brigham Young University, 4102 LSB, Provo, UT 84604, U.S.A.