floral syndrome

Field investigation was performed on the floral syndrome,pollination characteristics,pollinator behaviors and breeding system of Iris tectorum by continuous observations and analyzing data of out-crossing index,pollen-ovule ratio,fruit-set ratio and seed-set ratio.
对鸢尾（Iris tectorum）居群的花部特征、授粉特性、繁育系统及访花昆虫行为等进行了研究。