perisperm
perisperm漢語(yǔ)翻譯
perisperm英語(yǔ)解釋
名詞 perisperm:
- the nutritive tissue outside the sac containing the embryo in some seeds
perisperm詳細(xì)解釋
per.i.sperm
n.Botany (名詞)【植物學(xué)】 The nutritive tissue that is derived from the nucleus and surrounds the embryo of the seed.外胚乳:包在種子胚芽外,產(chǎn)生于細(xì)胞核的營(yíng)養(yǎng)性組織