植物的外表面常带有尖的绒毛,例如香毛簇不仅防止被虫子咬并且可一刺破或杀死虫子的幼虫。
The external surfaces of plants often carry spiky hairs known as trichomes, which either prevent feeding by insects or may even puncture and kill insect larvae.
果梨形叶片背面浓密灰色的或淡黄灰色被绒毛。
Fruit pyriform; leaf blade abaxially densely gray or yellowish gray tomentose.
叶互生,革质,椭圆形或倒卵状长圆形,长7 - 15厘米,宽5 - 8厘米,全缘,背面密被灰色短绒毛。
Leaves alternate , leathery , elliptic or obovate - oblong , 7 - 15 cm long and 5 - 8 cm wide , entire , densely grayish tomentellate.
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