Li-Bing Zhang*, Liang Zhang, Shi-Yong Dong, Emily B Sessa, Xin-Fen Gao and Atsushi Ebihara
* Corresponding author: Li-Bing Zhang Libing.Zhang@mobot.org
BMC Evolutionary Biology 2012, 12:180 doi:10.1186/1471-2148-12-180