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CCDB → Angiosperms → Rosaceae → Pyrus → Pyrus communis L.

17 chromosome counts in Pyrus communis L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Pyrus communis L.	Pyrus communis L.		34	Poland Database	Pogan E., Wcis?o H., Jankun A. et al. 1980 b. Further studies in chromosome numbers of Polish Angiosperms. Part XIII. Acta Biol. Cracov. Ser. Bot. 22, 37-69.
		Pyrus communis L.	Pyrus communis L.		34	IPCN online	Gladkova, V. N. & L. I. Sveschnikova. 1990. On the cytosystematics of the genus Pyrus (Rosaceae). Bot. Žhurn. (Moscow & Leningrad) 75: 1261–1264.
		Pyrus communis L.	Pyrus communis L.		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 communis L.	Pyrus communis L.		34	IPCN online	Pogan, E., H. Wcislow & A. Jankun. 1980. Further studies in chromosome numbers of Polish Angiosperms Part XlIl. Acta Biol. Cracov., Ser. Bot. 22: 37–69.
		Pyrus communis L.	Pyrus communis L.		34	IPCN67-71	ZIELINSKI, Q. B., & M. M. THOMPSON. 1967. Speciation in Pyrus: chromosome number and meiotic behaviour. Bot. Gaz. 128: 109-112.
!		Pyrus communis var. sativa (DC.) DC.	Pyrus communis L.		34	eFlora
		Pyrus communis L.	Pyrus communis L.		34	Fedorov, 1974	Phl6HH 1926
		Pyrus communis L.	Pyrus communis L.		34	Fedorov, 1974	Lawrence 1930
		Pyrus communis L.	Pyrus communis L.		34	Fedorov, 1974	Moffett 1931a, b
		Pyrus communis L.	Pyrus communis L.		34	Fedorov, 1974	Adati 1933
		Pyrus communis L.	Pyrus communis L.		34	Fedorov, 1974	Tischler 1934
		Pyrus communis L.	Pyrus communis L.		34	Fedorov, 1974	Delay 1947
		Pyrus communis L.	Pyrus communis L.		34, 51	Fedorov, 1974	Uhlik 1961
		Pyrus communis L.	Pyrus communis L.		34, 51	Cave1963	Uhlfk 1961
		Pyrus communis L.	Pyrus communis L.		34	CromoCat 2015	Chen, R.-y. (1993). Chromosome Atlas of Chinese Fruit Trees and Their Close Wild Relatives. Chromosome Atlas of Chinese Principal Economic Plants 1.
		Pyrus communis L.	Pyrus communis L.		34	CromoCat 2015	Gladkova, V. N. & Sveschnikova, L. I. (1990). On the cytosystematics of the genus Pyrus (Rosaceae). Bot. Žurn. 75: 1261-1264.
		Pyrus communis L.	Pyrus communis L.		34	CromoCat 2015	Pogan, E., H. Wisclo & A. Jankun. (1980). Further studies in chromosome numbers of Polish Angiosperms. Part XIII. Acta Biol. Cracov., Ser. Bot. 22: 37-69.