1. G. E. Lee ✉ (), Faculty of Science and Marine Environment, Inst. of Tropical Biodiversity and Sustainable Development, Univ. Malaysia Terengganu, Kuala Nerus, Terengganu, Malaysia.
2. T. Pócs, Dept of Botany, Inst. of Biology, Eszterházy Károly Univ., Eger, Hungary.
3. L. Söderström, Dept of Biology, Norwegian Univ. of Science and Technology, Trondheim, Norway.
4. A. Hagborg and M. von Konrat, Gantz Family Collection Center, The Field Museum, Chicago, IL, USA.