| Rheum cruentum | Rheum nanum Siev. |
| Rheum cuneatum | Rheum spiciforme Royle |
| Rheum leucorrhizum | Rheum nanum Siev. |
| Rheum micranthum | Rheum kialense Franch. |
| Rheum nanum | Koenigia hookeri (Meisn.) T.M.Schust. & Reveal |
| Rheum nepalense | Rheum delavayi Franch. |
| Rheum reticulatum | Rheum spiciforme Royle |
| Rheum rhizostachyum | Rheum spiciforme Royle |
| Rheum strictum | Rheum delavayi Franch. |