Rhododendron minus var. minus

'Rhododendron minus'' var. minus, the Carolina azalea or Carolina rhododendron''', is a rhododendron species native to the mountains of North Carolina, South Carolina, Tennessee, and Northeast Georgia. It is commonly known as Rhododendron carolinianum in the horticultural trade.

Cultivation
Cultivars include 'Album', 'Carolina Gold', 'Luteum' and 'White Perfection'. R. caroliniaum was crossed with Rhododendron dauricum to create the PJM hybrids.