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CCDB → Angiosperms → Rosaceae → Sorbus → Sorbus porrigentiformis E. F. Warb.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Sorbus porrigentiformis E. F. Warb. | Sorbus porrigentiformis E. F. Warb. | 34 | British Isles cytology | McAllister, H. Pers.comm. to R.J.Gornall : 8.x (1992) | ||
| ! | Sorbus porrigentiformis E. F. Warb. | Sorbus porrigentiformis E. F. Warb. | 68 | British Isles cytology | Proctor, M.C.F., Groenhof, A.C. Watsonia 19: 21-37 (1992) | ||
| ! | Sorbus porrigentiformis E. F. Warb. | Sorbus porrigentiformis E. F. Warb. | 68 | British Isles cytology | McAllister, H. Pers.comm. to R.J.Gornall : 8.x (1992) | ||
| ! | Sorbus porrigentiformis E. F. Warb. | Sorbus porrigentiformis E. F. Warb. | 34, 68 | flora of NW Europe | http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=2752 | ||
| ! | Sorbus porrigentiformis E. F. Warb. | Sorbus porrigentiformis E. F. Warb. | 51 | Flora Europaea | Warburg, 1952 | ||
| ! | Sorbus porrigentiformis E. F. Warb. | Sorbus porrigentiformis E. F. Warb. | 51, 68 | Darlington, 1955 | Warburg 1952 | ||
| ! | Sorbus porrigentiformis E. F. Warb. | Sorbus porrigentiformis E. F. Warb. | 68 | C-values database | Pellicer J, Clermont S, Houston L, Rich TCG, Fay MF. 2012. Cytotype diversity in the Sorbus complex (Rosaceae) in Britain: sorting out the puzzle. Annals of Botany 110: 1185-1193 |