tóng
桐
guī
珪
桐tóng(ㄊㄨㄥˊ)
⒈ 〔泡(pāo)桐〕落叶乔木,叶大,开白色或紫色花,木材可做琴、船、箱等物。
⒉ 〔梧桐〕见“梧”。
tung
形声:从木、同声
name applied various trees
珪guī(ㄍㄨㄟ)
⒈ 同“圭”。
a jade table conferred upon feudal princes by the emperor as a symbol of dignity and authority