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CCDB → Angiosperms → Rosaceae → Pyrus → Pyrus ussuriensis Maxim. ex Rupr.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Pyrus ussuriensis Maxim. ex Rupr. | Pyrus ussuriensis Maxim. ex Rupr. | 34 | IPCN online | Pu, F. s., S. H. Lin, R. y. Chen, W. q. Song & X. l. Li. 1986. Studies on karyotype of Pyrus in China (II). Acta Hort. Sin. 13: 87–90. | ||
| ! | Pyrus ussuriensis Maxim. ex Rupr. | Pyrus ussuriensis Maxim. ex Rupr. | 34 | IPCN online | Chen, R. y. 1993. (editor), Chromosome Atlas of Chinese Fruit Trees and Their Close Wild Relatives. Chromosome Atlas Chin. Princ. Econ. Pl. 1. | ||
| ! | Pyrus ussuriensis Maxim. ex Rupr. | Pyrus ussuriensis Maxim. ex Rupr. | 34 | IPCN online | Probatova. 2006. Chromosome numbers of some plant species of the Primkorsky Territory and the Amur River basin. Bot. Žhurn. (Moscow & Leningrad) 91(5): 785–804. | ||
| ! | Pyrus ussuriensis Maxim. ex Rupr. | Pyrus ussuriensis Maxim. ex Rupr. | 34 | IPCN67-71 | ZIELINSKI, Q. B., & M. M. THOMPSON. 1967. Speciation in Pyrus: chromosome number and meiotic behaviour. Bot. Gaz. 128: 109-112. |