| Section | Family | Scientific Name | (Most Prevalent) Common Name | RAB Flora Synonym | NatureServe Synonym | Author | State Rank | Global Rank | State Status | US Status |
|---|---|---|---|---|---|---|---|---|---|---|
| 6 | Ericaceae | Rhododendron arborescens
BONAP Images | Smooth Azalea | (Pursh) Torrey | S4 | G4G5 | ||||
| 6 | Ericaceae | Rhododendron atlanticum
BONAP Images | Dwarf Azalea | (Ashe) Rehder | S5 | G4G5 [G5] | ||||
| 6 | Ericaceae | Rhododendron calendulaceum
BONAP Images | Flame Azalea | (Michaux) Torrey | S5 | G5 | ||||
| 6 | Ericaceae | Rhododendron canescens
BONAP Images | Hoary Azalea | (Michaux) Sweet | S2S3 | G5 | ||||
| 6 | Ericaceae | Rhododendron canescens var. canescens BONAP Images | Hoary Azalea | not in RAB | Rhododendron canescens var. canescens | SYN | G5TNR | |||
| 6 | Ericaceae | Rhododendron carolinianum
BONAP Images | Carolina Rhododendron | Rhododendron minus (in part) | Rehder | S3 | G4 | |||
| 6 | Ericaceae | Rhododendron catawbiense
BONAP Images | Catawba Rhododendron | Michaux | S5 | G5 | ||||
| 6 | Ericaceae | Rhododendron catawbiense var. 1 BONAP Images | Catawba Rhododendron | not in RAB | Rhododendron catawbiense var. 1 | SYN | G5T2Q | |||
| 6 | Ericaceae | Rhododendron catawbiense var. 2 BONAP Images | Catawba Rhododendron | not in RAB | Rhododendron catawbiense var. 2 | SYN | G5T5 | |||
| 6 | Ericaceae | Rhododendron cumberlandense
BONAP Images | Cumberland Azalea | not in RAB | E.L. Braun | S1 | G4? | SR-P | ||
| 6 | Ericaceae | Rhododendron maximum
BONAP Images | Rosebay Rhododendron | L. | S5 | G5 | ||||
| 6 | Ericaceae | Rhododendron minus
BONAP Images | Piedmont Rhododendron | Rhododendron minus (in part) | Michaux | S4 | G4 | |||
| 6 | Ericaceae | Rhododendron periclymenoides
BONAP Images | Pink Azalea | Rhododendron nudiflorum | (Michaux) Shinners | S5 | G5 | |||
| 6 | Ericaceae | Rhododendron pilosum
BONAP Images | Minniebush | Menziesia pilosa | (Michaux) Craven | S4 | G4G5 | |||
| 6 | Ericaceae | Rhododendron prinophyllum
BONAP Images | Early Azalea | Rhododendron roseum | (Small) Millais | S1 | G5 | T | ||
| 6 | Ericaceae | Rhododendron serrulatum
BONAP Images | Sweet Azalea | Rhododendron viscosum var. serrulatum | not in NatureServe | (Small) Millais | [S4?] | GNR | ||
| 6 | Ericaceae | Rhododendron smokianum
BONAP Images | Great Smoky Mountains Rhododendron | not in RAB | not in NatureServe | Ralf Bauer and Albach | S1 | G2G3 | SR-T | |
| 6 | Ericaceae | Rhododendron vaseyi
BONAP Images | Pinkshell Azalea | A. Gray | S3 | G3 | SR-L | |||
| 6 | Ericaceae | Rhododendron viscosum
BONAP Images | Swamp Azalea | Rhododendron viscosum var. viscosum | (L.) Torrey | S5 [S4S5] | G5 | |||
| 6 | Ericaceae | Rhododendron viscosum var. montanum
BONAP Images | Montane Swamp Azalea | Rhododendron viscosum (in part) | not in NatureServe | (Linnaeus) Torrey var. montanum Rehder | [S1S2] | G5TNR | ||
| 6 | Ericaceae | Rhododendron viscosum var. viscosum BONAP Images | Swamp Azalea | (Linnaeus) Torrey | S5 | G5T5 |