| Myrrhis odorata (L.) Scop. | | a | | Myrrhis odorata (L.) Scop. | | 102117 | |
| Myrrhis longistylis Torr. | Osmorhiza longistylis (Torr.) DC. | | | Myrrhis longistylis Torr. | Osmorhiza longistylis (Torr.) DC. | 419589 | 316767 |
| Myrrhis claytonii Michx. | Osmorhiza claytonii (Michx.) C. B. Clarke | | | Myrrhis claytonii Michx. | Osmorhiza claytonii (Michx.) C. B. Clarke | 419590 | 419588 |