cat·kin /ˈkætkən/
柔荑花,(如柳絮等)
Cat·kin n. Bot. An ament; a species of inflorescence, consisting of a slender axis with many unisexual apetalous flowers along its sides, as in the willow and poplar, and (as to the staminate flowers) in the chestnut, oak, hickory, etc. -- so called from its resemblance to a cat's tail. See Illust. of Ament.
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catkin
n : a cylindrical spikelike inflorescence [syn: ament]