Morphology and cytology of three flower phenotypes in a duodichogamous tree species, Acer mono
Zhang Lingzhi, Shang Hui, Luo Yibo, Cheng Xin, Bai Weining
Biodiv Sci . 2011, (5): 551 -557 .  DOI: 10.3724/SP.J.1003.2011.07035