gymnospermous [,dʒimnə'spə:məs]

gymnospermous的基本解释

adj.

裸子植物的

与gymnospermous相关的网络例句 [注：此内容来源于网络，仅供参考]

The artificial flower doctrine that with German botanist Engele is a delegate thinks the flower of angiosperm and gymnospermous ball flower agree completely, every stamen and carpel, be equivalent to a male flower that degrades extremely and female flower respectively, consequently tentative idea angiosperm is to come from child plant hemp is yellow kind yellow Ephedra Campylopoda of curved handle hemp, following plan institute are shown, in this tentative idea, the bud of male flower piece turn into perianth, the bud of female flower piece turn into carpel, the small bud of every male flower piece after disappearing, remain a stamen only, female flower small bud piece ovule is remained only after disappearing, ministry of foundations of move unripe Yu Zi.

以德国植物学家恩格勒为代表的假花学说认为被子植物的花和裸子植物的球花完全一致，每个雄蕊和心皮，分别相当于1个极端退化的雄花和雌花，因而设想被子植物是来自棵子植物麻黄类的弯柄麻黄Ephedra campylopoda，如下图所示，在这个设想里，雄花的苞片变为花被，雌花的苞片变为心皮，每个雄花的小苞片消失后，只剩下一个雄蕊，雌花小苞片消失后只剩下胚珠，着生于子房基部。

With American botanist cypress apply reach Halier, the really beautiful doctrine that British botanist breaths out Qin Song to be a delegate thinks the flower of angiosperm is come by evolution of ball of leaf of primitive gymnospermous bisexual spore, consequently tentative idea angiosperm is the Benneisu that in coming from gymnosperm, eradicates already iron eye, draft Su Tie especially , the bud on ball of its spore leaf piece evolve for perianth, sporule leaf evolves for stamen, big spore leaf evolves for pistil , axis of ball of its spore leaf shortens for rachis.

以美国植物学家柏施及哈利尔，英国植物学家哈钦松为代表的真花学说认为被子植物的花是由原始裸子植物两性孢子叶球演化而来，因而设想被子植物是来自裸子植物中早已灭绝的本内苏铁目，非凡是拟苏铁，其孢子叶球上的苞片演变为花被，小孢子叶演变为雄蕊，大孢子叶演变为雌蕊，其孢子叶球轴则缩短为花轴。

Any of various gymnospermous trees having yellow wood.

具有黄色木质的裸子植物树木的任何一种。

与gymnospermous相关的网络解释 [注：此内容来源于网络，仅供参考]

gymnospermous plants：裸子植物

gusset 地沟,排水沟 | gymnospermous plants 裸子植物 | gymnospermous wood 裸子树(种)

gymnospermous wood：裸子树(种)

gymnospermous plants 裸子植物 | gymnospermous wood 裸子树(种) | gypsum 生石膏

gymnospermous pistil：裸子雌蕊;胚珠

"裸子植物的","gymnospermous" | "裸子雌蕊;胚珠","gymnospermous pistil" | "裸子植物类","gymnosperms"