Areography of the gymnosperms of China (1): Distribution of the Pinaceae of China.

中国物分布区的研究(1)——松科物的地理分布.

The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.

心皮和能产生的维管物（羊齿类）还有具胚珠的物的大同源的。

Bract scale The structure found in large numbers in the female cone of gymnosperms, each bearing an ovuliferous scale in its axil.

在物的雌球果中大量存在的结构，每个苞鳞都包含一个珠鳞。