R. 'Advent'Rhododendron HybridR. 'Grierosplendour Group' X R. 'Millard Kepner'Hybridized By: Byrkit, M.E., 1975 |
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R. 'Ogaretta'Rhododendron HybridR. 'Grierosplendour Group' X R. fortunei ssp fortuneiHybridized By: Means, R.L., 1986 |
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