| Pyrola secunda var. pumila Paine, 1865 |
| Pyrola umbellata L., 1753 |
| Pyroleae Dumort., 1829 |
| Ramischia Opiz ex Garcke, 1858 |
| Ramischia secunda Garcke, 1858 |
| Ramischia secundiflora Opiz, 1852 |
| Rhododendron L., 1753 |
| Rhododendron periclymenoides (Michx.) Shinners, 1962 |
| Rhododendron simsii Planch., 1854 |
| Rhododendron simsii var. simsii Planch., 1854 |
| Sarcodes Torr., 1851 |
| Sarcodes sanguinea Torr., 1851 |
| Satyria Klotzsch, 1851 |
| Satyria elongata A.C. Sm., 1932 |
| Satyria meiantha Donn. Sm., 1909 |
| Satyria panurensis (Benth. ex Meisn.) Benth. & Hook. f. ex Nied., 1890 |
| Satyria warszewiczii Klotzsch, 1851 |
| Sphyrospermum Poepp. & Endl., 1835 |
| Sphyrospermum cordifolium Benth., 1846 |
| Sphyrospermum majus Griseb., 1859 |