雄蕊合生植物半边莲的花部综合征与繁育系统
FLORAL SYNDROME AND BREEDING SYSTEM OF LOBELIA CHINENSIS, A PERENNIAL HERB WITH STAMEN FUSION
A: 花开放后的第1天, 柱头还包裹在花药筒内 The 1st day after flower opening, with the stigma and styly enclosed by the cylinder, which is formed by the fused anthers and filaments B: 开花2 d后, 柱头已经伸出了花药筒, 但还未膨大(箭头所示为柱头)Two days after flower opening, stigma extends out of the cylinder (stigma is indicated by arrow head) C: 开花3~4 d后, 柱头变膨大(箭头所示) Three to four days after flower opening, the exserted stigma (indicated by arrow head) opens and becomes receptive. D、E、F: 分别是蚂蚁、食蚜蝇和苍蝇访问半边莲的花 The most frequent visitors to L. chinensis flower are ant (D), hoverfly (E), and fly (F), respectively
