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CCDB → Angiosperms → Rubiaceae → Cinchona → Cinchona officinalis L.

4 chromosome counts in Cinchona officinalis L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Cinchona officinalis L.	Cinchona officinalis L.	17II		IPCN online	Philip, K. O. & P. M. Mathew. 1988. Cytology of the south Indian Rubiaceae and its bearing on the evolution and systematics of the family. Glimpses Pl. Res. 8: 177–244.
		Cinchona officinalis L.	Cinchona officinalis L.	17		IPCN online	MATHEW, P. M. & K. O. Philip. 1979a. Studies on South Indian Rubiaceae: II. Cytology of Cinchona Linn. Nucleus 22: 125–127.
!		Cinchona officinalis L.	Cinchona officinalis L.	17		IPCN75-78	Philip & Mathew 1976
!		Cinchona officinalis L.	Cinchona officinalis L.		34	Kumar, 1987	Philip, O. & Mathew, P.M. 1976 Mathew, P.M. & Philip, K.O. 1979b