Dictionary.net

• large deciduous shrub or tree of southeastern United States having huge leaves in dense false whorls and large creamy flowers tinged purple toward the base

2006 - WordNet 3.0
By Princeton University

• large deciduous shrub or tree of southeastern United States having huge leaves in dense false whorls and large creamy flowers tinged purple toward the base

2011 - English Dictionary Database
By DataStellar Co., Ltd