1. evergreen South American shrub naturalized in United States; occasionally responsible for poisoning livestock; [syn: tree tobacco, mustard tree, Nicotiana glauca]
WordNet (r) 3.0 (2006):
tree tobacco
n 1: evergreen South American shrub naturalized in United
States; occasionally responsible for poisoning livestock
[syn: tree tobacco, mustard tree, Nicotiana glauca]