n.壳果

Fruit a nutlike caryopsis with a hardened pericarp. 用一变硬的果皮使一坚果状的颖果结果实。

Different types of achenes include the CARYOPSIS, CYPSELA, NUT, and SAMARA. 不同类型的瘦果还包括颖果，连萼瘦果，坚果，翼果等。

The caryopsis is unusual, as the embryo extends along its whole length. 当胚沿着它的整个长度延长时，颖果是不平常的。

Proteins are essential to rice caryopsis development and quality formation. 蛋白质为影响水稻颖果发育及稻米品质形成的主要因子，温度则为主要影响稻米品质的环境因子。

Caryopsis (grain) (pl.caryopses) A dry indehiscent fruit, typical of the grasses. 颖果：一种不开裂的干果，是禾本科植物特有的果实类型。