颖果(caryopsis),是闭果的一种,是禾本科植物特有的果实类型。形小,果皮与种皮愈合不能分离,如稻、麦等俗称为种子,实际为果实,即颖果。
In this thesis, the systematic status of the Aristida has been documented by means of leaf abaxial epidermis, caryopsis morphology, and molecular systematics, which provide new evidences for systematic position of Aristida.
本文从叶表皮微形态、颖果形态特征、分子系统学等方面进行研究,试图为三芒草属的系统学地位提供新的证据。
参考来源 - 三芒草属的系统学研究·2,447,543篇论文数据,部分数据来源于NoteExpress
颖果棕褐色,长椭圆形,长约3毫米。
过高的气温不利于颖果着色,适度的低温能延长颖果的着色时间。
High temperature went against the accumulation of anthocyanidin and relatively low temperature extended accumulation duration.
富含胆碱的残留花药、雌蕊及早期颖果是禾谷镰孢菌的主要初侵染源;
Besides anthers at anthesis, pistils and young caryopses are rich in choline and are the main sites of the initial infection.
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