Pronunciation: (rōz'bā"), [key]
1. any of several rhododendrons, as the great laurel of eastern North America or Rhododendron macrophyllum, of the west coast of North America.
2. Brit.the willow herb, Epilobium angustifolium.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.