| Label | Id | |
|---|---|---|
| Rasahus | 181507 | |
| Renschetrema | 2950752 | |
| Retroplumidae | 1550701 | |
| Retroplumoidea | 1550700 | |
| Rhampholyssa | 2507021 | |
| Rhizotrochus | 465072 | |
| Rhodochaetales | 110507 | |
| Rhodocytophaga | 455076 | |
| Rhymbocarpus | 1507910 | |
| Rhyssolobium | 187507 | |
| Robertmurraya | 2837507 | |
| Sabaco | 2507409 | |
| Sainouridae | 507870 | |
| Saltonia | 375079 | |
| Saniculeae | 507442 |