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CCDB → Angiosperms → Rubiaceae → Portlandia → Portlandia grandiflora L.

5 chromosome counts in Portlandia grandiflora L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Portlandia grandiflora L.	Portlandia grandiflora L.	11		IPCN online	Sarkar, A. K., M. Chakraverty, S. K. DAS, C. R. Pal & D. Hazara. 1980. In Chromosome number reports LXVII. Taxon 29: 358–360.
!		Portlandia grandiflora L.	Portlandia grandiflora L.		c.22	Kumar, 1987	Fagerlind, F. 1937
!		Portlandia grandiflora L.	Portlandia grandiflora L.		22	Kumar, 1987	Sarkar, A.K., Chakraverty, M. et al. 1980
!		Portlandia grandiflora L.	Portlandia grandiflora L.		~22	Fedorov, 1974	Fagerlind 1937
!		Portlandia grandiflora L.	Portlandia grandiflora L.		c.22	Darlington, 1955	Fagerlind 1937