A catawbiense hybrid is a hybrid of the plant genus Rhododendron, derived from crosses of American species Rhododendron catawbiense and Rhododendron maximum with European and Asian species R. arboreum, R. caucasicum and R. ponticum.
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editReferences
edit- Sax (April 1930). "Chromosome Stability in the Genus Rhododendron". American Journal of Botany. XVII (4). American Journal of Botany, Vol. 17, No. 4: 247–251. doi:10.2307/2435841. JSTOR 2435841.