*Correspondence:
Chun-Feng Yang, Wuhan Botanical Garden, Chinese Academy of Sciences, Jiufeng Road 201, 430074 Wuhan, China
Phone: +86-27-8770 0874, FAX: +86-27-8770 0877, Email: cfyang@wbgcas.cn
Panagiotis Theodorou, General Zoology, Institute for Biology, Martin Luther University Halle-Wittenberg, Hoher Weg 8, 06120 Halle, Germany
Phone: +49 (0)345 55 26511, FAX: +49 (0)345 55 27428, Email: panatheod@gmail.com