It lasted for more than four months from initiation of the ovulate strobilus to formation of anatropous ovules 从雌球果原基发生到胚珠分化历时4个多月。
2.
At the end of february , the bract attained approximately their full size , and a pair of anatropous ovules were initiated on the adaxial surface at the base of the fertile ovuliferous scale 2月底，苞片体积不再发生变化，珠鳞膨大端的基部的近轴面分化出2个倒生胚珠。
3.
When ovule orientation is orthotropous the chalaza corresponds to the point where the funicle is attached but in anatropous and campylotropous ovules the chalaza is some distance from the funicle 当胚珠的方向是直生胚珠时，合点和珠柄连成一条直线，当胚珠是倒生胚珠或弯生胚珠时，合点和珠柄之间有一定的距离。
