The Anther Steps onto the Stigma for Self-Fertilization in a Slipper Orchid Chen, Li-Jun ; Liu, Ke-Wei ; Xiao, Xin-Ju ; Tsai, Wen-Chieh ; Hsiao, Yu-Yun ; Huang, Jie ; Liu, Zhong-Jian Abstract Publication: PLoS ONE Pub Date: May 2012 DOI: 10.1371/journal.pone.0037478 Bibcode: 2012PLoSO...737478C