Meaning of MUSTARD TREE

WordNet Dictionary
	Definition:		[n]  glabrous or pubescent evergreen shrub or tree of the genus Salvadora; twigs are fibrous and in some parts of the world are bound together in clusters and used as a toothbrush; shoots are used as camel fodder; plant ash provides salt [n]  evergreen South American shrub naturalized in United States; occasionally responsible for poisoning livestock
	Synonyms:		Nicotiana glauca, Salvadora persica, toothbrush tree, tree tobacco
	See Also:		fruit tree, genus Salvadora, Salvadora, tobacco