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CCDB → Angiosperms → Boraginaceae → Echium → Echium strictum L.

9 chromosome counts in Echium strictum L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Echium strictum L.	Echium strictum L.		8	Flora Iberica	Nmeros cromosomticos de plantas occidentales, 64-69. Fernndez Casas, J., A. Pons-Sorolla & A. Susanna.Anales Jard. Bot. Madrid37(1): 199-201(1980).
!		Echium strictum L.	Echium strictum L.	8		IPCN65	Linder & L. 1965
!		Echium strictum L.	Echium strictum L.	8		IPCN65	Linder & L. 1965
		Echium strictum L.	Echium strictum L.		8	IPCN online	Fernandez Casas, J., A. P. Sorolla & A. Susanna. 1980b. Numeros cromosomaticos de plantas occidentales, 64-69. Anales Jard. Bot. Madrid 37: 199–201.
!		Echium fastuosum J. Jacq.	Echium strictum L.		16, 24	IPCN67-71	BORGEN L. 1970. Chromosome numbers of Macaronesian flowering plants. Nytt Mag. Bot. 17: 145-161.
!		Echium strictum L.	Echium strictum L.		16	IPCN67-71	BORGEN, L. 1969. Chromosome numbers of vascular plants from the Canary Islands, with special reference to the occurence of polyploidy. Nytt Magasin for Botanik 16: 18-121.
!		Echium strictum L.	Echium strictum L.		16	IPCN73-74	BRAMWELL, D., C.J. HUMPHRIES, B.G. MURRAY, I S.J. OWENS. 1971. Chromosome numbers in plants from the Canary Islands. Bot. Notiser 12/ 376-382. i
!		Echium strictum L.	Echium strictum L.		16	Fedorov, 1974	Larsen 1960b
!		Echium strictum L.	Echium strictum L.		16	Fedorov, 1974	Linder, Lambert 1965