©
Arnold Arboretum: Rhododendron fortunei
©
Arnold Arboretum: <i>Rhododendron</i> 'Duke of York'
©
Arnold Arboretum: Rhododendron catawbiense
©
Arnold Arboretum: <i>Rhododendron</i> ‘Blue Peter’
©
Arnold Arboretum: Rhododendron x gandavense