单词查询
perisperm
美['perɪˌspəm]，英['perɪspɜːm]，
释义
「
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n. 【植】外胚乳；
例句
The perisperm cells are elongated rectangularity , square shaped or polygon full of starch grains.
外胚乳细胞长条形、方形或多边形，细胞内充满淀粉；
Food materials may be stored in a special tissue derived from the nucellus , called the perisperm.
营养物质可以贮藏于由珠心产生的一种特殊组织，叫外胚乳。
Perisperm surrounded by embryo.
Perisperm scant or absent.
Seeds without endosperm and perisperm;
Seed 1, unitegmic, endosperm and perisperm absent;
外胚乳细胞长条形、方形或多边形，细胞内充满淀粉；
Food materials may be stored in a special tissue derived from the nucellus , called the perisperm.
营养物质可以贮藏于由珠心产生的一种特殊组织，叫外胚乳。
Perisperm surrounded by embryo.
Perisperm scant or absent.
Seeds without endosperm and perisperm;
Seed 1, unitegmic, endosperm and perisperm absent;