茎刺

并且发现叶刺与茎刺以及花色与茎刺间存在遗传连锁；

Two pairs of genetic linkages between leaf prickle and stem prickle , and between flower colour and stem prickle were obtained .

去心器的中央通过苹果茎刺进苹果，一路推动去心器。

Center the corer over the apple 's stem end , pierce the apple , and push the corer all the way through .

形态学性状聚类中，32份材料在相似系数0.29处依据在分枝性，主茎色，茎刺毛，叶色，叶缘，叶面茸毛，叶面白斑，瓜形等性状可分为2个类群。

32 germplasm could class to 2 groups at similarity correlation 0.29 by morphologic clustering based on the branching , stem color , stem bristle , leaf color , shape of leaf edge , leaf surface fluff , the leaf surface floccosoids , character and melon shape .

虽然茎上满是刺，但是这朵花很漂亮。

The flower was beautiful , though the stem was covered in thorns .

过了一会儿他脸上出现了一丝笑容，问：“那种长着长长的茎，带着刺的花叫什么？”

Then a smile broke across his face and he asked , " What do you call that flower with the long stem and thorns ? "