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CCDB → Angiosperms → Scrophulariaceae → Verbascum → Verbascum thapsiforme Schrad.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Verbascum thapsiforme Schrad. | Verbascum densiflorum Bertol. | 36 | Poland Database | Pogan E., Rychlewski J. et al. 1980 a. Further studies in chromosome numbers of Polish Angiosperms. Part XIV. Acta Biol. Cracov. Ser. Bot. 22, 129-153. | ||
| Verbascum thapsiforme Schrad. | Verbascum densiflorum Bertol. | 36 | IPCN online | Pogan, E. 1980. Further studies in chromosome numbers of Polish Angiosperms. Acta Biol. Cracov., Ser. Bot. 22: 129–153. | |||
| Verbascum thapsiforme Schrad. | Verbascum densiflorum Bertol. | 32, 36 | 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. | |||
| Verbascum thapsiforme Schrad. | Verbascum densiflorum Bertol. | 32 | Fedorov, 1974 | HAkansso)l 1926a | |||
| Verbascum thapsiforme Schrad. | Verbascum densiflorum Bertol. | 32 | Fedorov, 1974 | Tischler 1934 | |||
| ! | Verbascum thapsiforme Schrad. | Verbascum densiflorum Bertol. | 32 | Darlington, 1955 | Hlikansson 1926 |