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CCDB → Angiosperms → Hypericaceae → Hypericum → Hypericum tetrapterum Fr.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | Slovakia Database | Májovský J. et al., 1970b: Index of chromosome numbers of Slovakian flora Part 2. - Acta Fac. Rerum Nat. Univ. Comen., Bot. 18: 45-60. | |||
| Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | Slovakia Database | Májovský J. et al., 1978: Index of chromosome numbers of Slovakian flora (Part 6). - Acta Fac. Rerum Nat. Univ. Comen., Bot. 26: 1-42. | |||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | British Isles cytology | Chattaway, M.M. Brit. J. Exp. Biol. : (1926) | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | British Isles cytology | Parnell, J.A.N. Watsonia 16: 82-83 (1986) | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | British Isles cytology | Robson, N.K.B. (1956) | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | British Isles cytology | Bailey, J.P., Gornall, R.J. Irish Naturalists' J. : () | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | flora of NW Europe | http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=2121 | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | Flora Europaea | Polya, 1950 | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 8 | IPCN online | Parnell, J. 1986. Chromosome numbers of Irish plants. 1. Watsonia 16: 82–83. | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | IPCN online | Jav|0urková-Jarolímová, V. 1992. In J. M|3esí|3ccek & V. Jav@0urková-Jarolímová, List of Chromosome Numbers of the Czech Vascular Plants. Academia, Praha. | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | IPCN online | Lövkvist, B. & U. M. Hultgård. 1999. Chromosome numbers in south Swedish vascular plants. Opera Bot. 137: 1–42. | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | IPCN online | Murin, A. 1978. In Index of chromosome numbers of Slovakian flora. Part 6. Acta Fac. Rerum Nat. Univ. Comenianae, Bot. 26: 1–42. | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | IPCN online | Pilsl, P., H. Wittmann & G. Nowotny. 2002. Beiträge zur Flora des Bundeslandes Salzburg III. Linzer Biol. Beitr. 34(1): 5–165. | ||
| Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | IPCN67-71 | MAJOVSKY, J., ET. AL. 1970. Index of chromosome numbers of Slovakian flora. (Part 2). Acta Fae. Rerum Nat. Univ. Comenianae Bot. 18: 45-60. | |||
| Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | IPCN67-71 | GADELLA, Th. W. J., & E. KLIPHUIS. 1966.' Chromosome numbers of flowering plants in the Netherlands II. Proc. Roy. Neth. Acad. Sci. Ser. C. 69: 541-556. | |||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | IPCN75-78 | Murin 1978 | ||
| Hypericum acutum Moench | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Nielsen 1924 | |||
| Hypericum acutum Moench | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Noack 1939 | |||
| Hypericum acutum Moench | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Gustafsson 1947a | |||
| Hypericum quadrangulum L. | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Winge 1925 | |||
| Hypericum quadrangulum L. | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Chattaway 1926 | |||
| Hypericum quadrangulum L. | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Noack 1939 | |||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Winge 1925 | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Su!iura 1940d | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | Fedorov, 1974 | Ga ella, Kliphuis 1966 | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | Darlington, 1955 | Noack 1939 | ||
| Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | CromoCat 2015 | M?sí?ek J. et Jarolímová-Jav?rková V. (1992). List of chromosome numbers of the Czech vascular plants. Academia, Praha. p. 1-144. | |||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 8 | CromoCat 2015 | Javurková-Jarolímová, V. (1992). List of Chromosome Numbers of the Czech Vascular Plants. In J. Mesíccek & V. Javurková-Jarolímová. Academia, Praha Praha | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 8 | CromoCat 2015 | Parnell, J. (1986). Chromosome numbers of Irish plants. 1. Watsonia 16: 82-83. | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | CromoCat 2015 | Javurková-Jarolímová, V. (1992). List of Chromosome Numbers of the Czech Vascular Plants. In J. Mesíccek & V. Javurková-Jarolímová. Academia, Praha Praha | ||
| ! | Hypericum tetrapterum Fr. | Hypericum tetrapterum Fr. | 16 | CromoCat 2015 | Parnell, J. (1986). Chromosome numbers of Irish plants. 1. Watsonia 16: 82-83. |