@article{Hua-Qiang Pi:1266, author = {Hua-Qiang Pi, Qiu-Mei Quan, Bo Wu, Xiao-Wen Lv, Li-Min Shen, and Shuang-Quan Huang}, title = {Altitude-related shift of relative abundance from insect to sunbird pollination in Elaeagnus umbellata (Elaeagnaceae)}, publisher = {J Syst Evol}, year = {2021}, journal = {Journal of Systematics and Evolution}, volume = {59}, number = {6}, eid = {1266}, numpages = {9}, pages = {1266}, keywords = {altitudinal variation; Elaeagnus umbellata; floral trait; nectar; pollination ecotype; pollinator effectiveness}, url = {https://www.jse.ac.cn/EN/abstract/article_60966.shtml}, doi = {10.1111/jse.12685} }