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CCDB → Angiosperms → Fagaceae → Quercus → Quercus nigra L.

3 chromosome counts in Quercus nigra L.:

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Median Minimum Max Distribution

		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Quercus nigra L.	Quercus nigra L.		22	Fedorov, 1974	Wetzel 1928, 1929
		Quercus nigra L.	Quercus nigra L.		24	Fedorov, 1974	Jaretzky 1930
!		Quercus nigra L.	Quercus nigra L.		24	Darlington, 1955	Jaretzky