杨树菇 Traditional form: 楊樹菇 Pinyin (reading): yángshùgū Definitions: poplar mushroom (Cyclocybe aegerita) Characters: 杨 - willow, poplar, aspen; surname 树 - tree; to plant; to set up, to establish 菇 - mushroom Traditional characters: 楊 - willow, poplar, aspen; surname 樹 - tree; to plant; to set up, to establish 菇 - mushroom