WordNet (r) 3.0 (2006):
tree cotton n 1: small bushy tree grown on islands of the Caribbean and off the Atlantic coast of the southern United States; yields cotton with unusually long silky fibers [syn: sea island cotton, tree cotton, Gossypium barbadense] 2: East Indian shrub cultivated especially for ornament for its pale yellow to deep purple blossoms [syn: tree cotton, Gossypium arboreum]