persistent calyx

Fruit ovoid, 2-2.5 cm long, persistent calyx 1-1.3 cm long.

果卵形, 长2-2.5厘米,宿萼长1-1.3厘米.

Calyx teeth prominent, connate and persistent.

萼齿突出，合生和宿存。

Capsule ovoid, 6-8 mm long, more or less glandular hairy, coarsely tuberculate; persistent calyx lobes often revolute and shrinking.

蒴果卵圆形，长6-8毫米，多少被腺毛，有粗糙的小疣状凸起；宿存花萼裂片常反卷和皱缩。

Effect of pollinating varieties and pollen amount on persistent calyx of Ya pear

授粉品种和花粉量对鸭梨果实花萼宿存的影响

The amounts of nutritive substances such as mineral elements and amino acid etc. in the persistent calyx were found higher than those in the fruit, which supplied a theoretical basis for the reasonable utilization of persistent calyx.

分析发现、宿萼中的无机元素、氨基酸等营养素含量高于果实，这为宿萼的合理利用提供了理论依据。

Capsule globose, 6cm in diam., wrapped with persistent calyx, dehiscent in5 valves.

蒴果球形，直径6厘米，有宿萼包裹，5爿裂开。

The content of anthocyanin and chlorophyll in dropping calyx normal pear were higher than in persistent calyx pear, dropping calyx and persistent calyx pear, but its carotenoid content was lowest.

脱萼正常果的果皮花青素和叶绿素含量均高于宿萼正常果和脱萼、宿萼粗皮果，而类胡萝卜素含量最低。