茶花是茶树的性器官,也是茶树植物学分类的重要依据之一。关于茶花外部形态特征已有很多研究,但对茶花内部显微结构的研究还不多,尤其对柱头和花柱道的认识,不同研究者得出的结论也不完全一致。王镇恒(1983)的研究表明,茶花柱头有2～6个分叉,一般为三个,呈“丫”形,柱头顶端中央有一沟裂 Camellia is a tea tree’s sexual organs, but also an important basis for the classification of tea plant botany. There have been many researches on the external morphological characteristics of Camellia, but there are not many researches on the internal microstructure of Camellia, especially for the understanding of stigma and porcupine. The conclusions drawn by different researchers are not exactly the same. Wang Zhenheng (1983) study shows that Camellia stigma has 2 to 6 forks, usually three, was “Ah” -shaped, stigma at the top of a central crack