gymnosperm

Antherozoid (spermatozoid) The male gamete of algae, some gymnosperms, and the non-seed-bearing plants.

藻类，某些裸子和没有种子形成中雄性配子。

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

中国裸子布区研究(1)——松科地理布.

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

心皮和能产生孢子维管（羊齿类）还有具胚珠裸子大孢子叶是同源。

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

在裸子雌球果中大量存在结构，每个苞鳞都包含一个珠鳞。