作为植物学名，桐是指油桐，桐树则是民间称呼，不同地区桐树所指有区别，如比如黄河流域通常指泡桐，湖北和湖南通常指油桐，也有些地区用来指代梧桐。也有口头上不正规地称法国梧桐的。 本条按不同所指分别简介。基本信息栏取油桐。
梧桐树协议 Buttonwood Agreement
白桐树 Claoxylon indicum
白桐树属 Claoxylon ; Claoxylon A. Juss
梧桐树 Buttonwood ; Firmiana
刺梧桐树胶 karaya gum ; tragacanth gum ; kadya ; gum tragacanth
油桐树 tung tree ; [林] Chinese wood-oil tree ; chinese varnish tree
泡桐树 paulownia
梧桐树皮纤维 chitrang fibre
梧桐树协定 Buttonwood Agreement ; The Button Agreement
虽然已是春尽花残时，但院落里的一棵桐树花开的正艳。
It was already the time when the Spring was approaching to its end and flowers were fading away; nevertheless, in the courtyard, a tung tree was still in full blossom.
澳洲土著人有两种重要的食物：一种是铁树目裸子类棕桐树的果子，另一种是又大又有营养的山药。
Two important aboriginal foods are the fruit of the cycad palm and a large nutritious yam.
澳洲土著人有两种重要的食物：一种是铁树目裸子类棕桐树的果子，另一种是又大又有营养的山药。
Two important aboriginal foods are the fruit of the cycad palm, and a large nutritious yam.
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