厚轴茶雄性不育株花药败育的生物学特性和细胞学研究

蒋会兵,杨盛美,刘玉飞,田易萍,孙云南,陈林波,唐一春

Biological characteristics and cytological studies on anther abortion of male sterile Camellia crassocolumna

Hui-Bing JIANG,Sheng-Mei YANG,Yu-Fei LIU,Yi-Ping TIAN,Yun-Nan SUN,Lin-Bo CHEN,Yi-Chun TANG

图4 雄性不育株M350花粉败育过程 A: 造孢细胞期; B: 花粉母细胞期; C: 减数分裂期; D: 四分体时期; E: 单核期; F: 双核期; G和H: 成熟期。Ep: 表皮层; En: 内皮层; ML: 中层; T: 绒毡层; Sc: 造孢细胞; Pmc: 花粉母细胞; Mc: 减数分裂体; Tds: 四分体; Mpg: 单核花粉; Bpg: 双核花粉。

Fig. 4 Anther abortion process of male sterile plant M350 A: spore-forming cell stage; B: pollen mother cell stage; C: meiosis stage; D: tetrad stage; E: uninucleate stage; F: binucleate stage; G and H: mature stage. Ep: epidermis; En: endothecium; ML: middle layer; T: tapetum; Sc: sporogenous cell; Pmc: pollen mother cell; Mc: meiotic cell; Tds: tetrads; Mpg: mononuclear pollen grain; Bpg: binuclear pollen grains.