Kalmia latifolia × Rhododendron williamsianum L.
19933514 Cultivated material
Rhododendron 'Dr H.C. Karl Forster'
19577107 Cultivated material
Rhododendron 'Hinode-no-kumo'
19880709 Cultivated material
Rhododendron 'Irene Koster'
19720669 Cultivated material
20000779 Cultivated material
Rhododendron 'Iwato-kagami'
19880708 Cultivated material
Rhododendron 'Kathleen'
19598072 Cultivated material
Rhododendron (Glenn Dale Group) 'Kobold'
19568955 Cultivated material
Rhododendron 'Loderi King George'
19260254 Cultivated material
19587025 Cultivated material
Rhododendron 'Peter Koster'
19644172 Cultivated material
Rhododendron calostrotum subsp. keleticum (Balf.f. & Forrest) Cullen
19231016 Wild collected in China
19260468 Wild collected in China
19699539 Wild collected in China
19699540 Wild collected in China
19712346 Cultivated from material wild collected in China
19712348 Wild collected in China
19712509 Cultivated from material wild collected in China
19712515 Wild collected in China
19721920 Cultivated from material wild collected in China
20231966 Cultivated from material wild collected in China
20232488 Cultivated from material wild collected in China
20232489 Cultivated from material wild collected in China