Thorn tree may refer to:
* The common name for several species of trees in tropical or temperate climates that have spiky, thorn-like leaves, e.g. the ''
Acacia
''Acacia'', commonly known as the wattles or acacias, is a large genus of shrubs and trees in the subfamily Mimosoideae of the pea family Fabaceae. Initially, it comprised a group of plant species native to Africa and Australasia. The genus na ...
'' and the
boxthorn (''Lycium'')
*
Thorntree, a housing estate in the town of Middlesbrough, in North East England
* A long-running travel-related discussion forum on the Web site of
Lonely Planet.
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