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CCDB → Angiosperms → Orchidaceae → Dactylorhiza → Dactylorhiza longifolia (Neuman) Aver.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Dactylorhiza longifolia (Neuman) Aver. | Dactylorhiza majalis subsp. baltica (Klinge) H. Sund. | 80 | IPCN online | Semerenko, L. V. & I. V. Shvets. 1999. Karyosystematic study of Dactylorhiza, Orchidaceae of the flora of Belorussiya. Citologija 41(12): 1082–1083. |