英语语法分析

Flowers large, petals basally connate for 3 mm, broadly ovate, rounded with a short mucro, to 5-8 mm.

花朵较大，花瓣基部愈合可达3毫米，宽卵形，花瓣圆形有短尖，5—8毫米长。

Transmission electron microscope indicated a polarized columnar epithelium in monolayer with basally nuclei and tight junction.

透射电镜观察显示培养的上皮具有极性，表面有微绒毛，细胞间紧密连接及细胞间糖原沉积。

Flowers 5-merous, sepals broadly sessile, slightly connate basally, oblong, acute, to 2.5 mm, petals basally slightly connate, spreading, white, anthers dark red.

花5瓣，萼片宽，无柄，基部稍合生，长圆形，急尖，2.5毫米长，花瓣基部稍合生，平展，花瓣白色，花药深红色。