@article{Pei-Wu XIE:86, author = {Pei-Wu XIE,Zhong-Lai LUO,Dian-Xiang ZHANG}, title = {Syrphid fly pollination of Guihaiothamnus acaulis (Rubiaceae), a species with "butterfly" flowers}, publisher = {J Syst Evol}, year = {2013}, journal = {Journal of Systematics and Evolution}, volume = {51}, number = {1}, eid = {86}, numpages = {7}, pages = {86}, keywords = {breeding system; floral biology; #i#Guihaiothamnus acaulis#/i#; pollination syndrome; pollinator shift.}, url = {https://www.jse.ac.cn/EN/abstract/article_16041.shtml}, doi = {10.1111/j.1759-6831.2012.00191.x} }