catkin

n. 柔荑花序
【医】 ì荑花序

cat.kin

n.（名词）
A usually dense, cylindrical, often drooping cluster of unisexual, apetalous flowers found in willows, birches, and oaks.Also called ament
柔荑花序：柳树、桦树和橡树的常为浓密、呈圆形并成团落下的单性、无花瓣花朵也作 ament

来源：
From obsolete Dutch katteken [kitten] [diminutive of] katte [cat (from its resemblance to a kitten`s tail)]
源自 已废荷兰语 katteken [小猫] [] katte的小后缀 [猫（因其形似小猫的尾巴而命名）]
from Germanic *kattuz
源自 日耳曼语 *kattuz