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CCDB → Angiosperms → Orchidaceae → Dactylorhiza → Orchis majalis Rchb.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Orchis majalis Rchb. | Dactylorhiza majalis (Rchb.) P. F. Hunt & Summerh. | 80 | IPCN75-78 | Uhrikova 1974a | |||
| Orchis majalis Rchb. | Dactylorhiza majalis (Rchb.) P. F. Hunt & Summerh. | 80 | IPCN73-74 | MAJOVSKY, J., ET AL. 1974. Index of chromosome numbers of Slovakian Flora. (Part 4). Acta Fac. Rerum Nat. Univ. Comenianae Bot. 23: 1-23. | |||
| ! | Orchis majalis Rchb. | Dactylorhiza majalis (Rchb.) P. F. Hunt & Summerh. | 80 | Darlington, 1955 | Europe, etc. |