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CCDB → Angiosperms → Hydrocharitaceae → Vallisneria → Vallisneria spiralis L.

27 chromosome counts in Vallisneria spiralis L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Vallisneria spiralis L.	Vallisneria spiralis L.		20	IPCN online	Wang, N. z. 1986. Chromosome numbers and karyotype analysis of 9 species in Hydrocharitaceae. Acta Phytotax. Sin. 24: 370–375.
		Vallisneria spiralis L.	Vallisneria spiralis L.		40	IPCN online	Sarkar, A. K. 1985. Taxonomy of certain members of Helobiae as judged from a cytological standpoint. Proc. Indian Sci. Congr. Assoc. 72(3–VI): 134–135.
		Vallisneria spiralis L.	Vallisneria spiralis L.		20, 33, 40	IPCN online	Bandopadhyay, B., S. Dasgupta & M. De. 1992. Cytomorphological variations in ecotypes of Vallisneria spiralis L. J. Indian Bot. Soc. 71: 99–101.
		Vallisneria spiralis L.	Vallisneria spiralis L.		30, 40	IPCN online	Prabakaran, G. & R. Selvaraj. 1995. Karyomorphological studies of three taxa of Hydrocharitaceae. Proc. Indian Sci. Congr. Assoc. 82(3:VIII): 79–80.
		Vallisneria spiralis L.	Vallisneria spiralis L.		16, 20, 40	IPCN online	Selvaraj, R. 1993. Karyotypic analysis in some south Indian aquatic angiosperms. Proc. Indian Sci. Congr. Assoc. 80(3:VIII): 150.
		Vallisneria spiralis L.	Vallisneria spiralis L.		20, 33, 40	IPCN online	Bulbul, B., D. Santanu & D. Mausumi. 1992. Cytomorphological variations in ecotypes of Vallisneria spiralis L. Proc. Indian Sci. Congr. Assoc. 79(3:VIII): 125–126.
		Vallisneria spiralis L.	Vallisneria spiralis L.		40	IPCN online	Sarkar, A. K., N. DATTA & U. Chatterjee. 1980a. In Chromosome number reports LXVII. Taxon 29: 360–361.
		Vallisneria spiralis L.	Vallisneria spiralis L.		22,28,30	IPCN online	Bhattacharya, G. N. & D. K. GHOSH. 1977. Study of chromosomes of different cytotypes of Vallisneria spiralis L. Proc. Indian Sci. Congr. Assoc. 64: 71.
		Vallisneria spiralis L.	Vallisneria spiralis L.		24,30,40	IPCN online	CHAUDHURI, J. B. & A. Sharma. 1978. Cytological studies on three aquatic members of Hydrocharitaceae in relation to their morphological and ecological characteristics. Cytologia 43: 1–19.
		Vallisneria spiralis L.	Vallisneria spiralis L.	10	22	IPCN online	FOTEDAR, J. L. & S. K. Roy. 1974. Biosystematics of some Indian Hydrocharitaceae with notes on the evolutionary status of its members. Pp. 357-364 in P. Kachroo (ed.), Advancing Frontiers in Cytogenetics. Hindustan Publ. Co., Dehli.
		Vallisneria spiralis L.	Vallisneria spiralis L.		20(Fe) 30(M) 40(Fe)	IPCN66	Misra 1966
		Vallisneria spiralis L.	Vallisneria spiralis L.		40	IPCN73-74	SARKAR, A.K., N. DATTA., & U. CHATTERJEE. 1973. In IOPB chromosome number reports XLII. Taxon 22: 647-654.
		Vallisneria spiralis L.	Vallisneria spiralis L.		20, 24, 30, 40	IPCN73-74	CHAUDHURI, J.B. 1972. Cytology of two members of Hydrocharitaceae. Proc. Indian Sci. Congr. Assoc. 59(IIIl: 346.
!		Vallisneria spiralis L.	Vallisneria spiralis L.		20	Kumar, 1987	Jorgensen, C.A. 1927b ; Winge, (j. 1927 ; Rao, Y.S. 1950h ; Harada, I. 1956
!		Vallisneria spiralis L.	Vallisneria spiralis L.		20, 24, 30, 40	Kumar, 1987	Chaudhuri, J.B. 1972
!		Vallisneria spiralis L.	Vallisneria spiralis L.		24, 30, 40	Kumar, 1987	Chaudhuri, J.B. & Sharma, A. 1978
!		Vallisneria spiralis L.	Vallisneria spiralis L.		30, 40	Kumar, 1987	Sharma, A.K. & Bhattacharyya, B. 1956
!		Vallisneria spiralis L.	Vallisneria spiralis L.		40	Kumar, 1987	Sarkar, A.K. et al. 1973a ; Sarkar, A.K., Datta, N. & Chatterjee, U. 1980
		Vallisneria spiralis L.	Vallisneria spiralis L.		20	Fedorov, 1974	Jorgensen 1927b
		Vallisneria spiralis L.	Vallisneria spiralis L.		20	Fedorov, 1974	Winge 1927
		Vallisneria spiralis L.	Vallisneria spiralis L.		20	Fedorov, 1974	Harada 1956
		Vallisneria spiralis L.	Vallisneria spiralis L.		30, 40	Fedorov, 1974	Sharma A. K., Bhattacharyya B. 1956
!		Vallisneria spiralis L.	Vallisneria spiralis L.		20	Darlington, 1955	Jorgensen 1927b
!		Vallisneria spiralis L.	Vallisneria spiralis L.		30, 40	Cave1956	Sharma &B.Bhattach,
		Vallisneria spiralis L.	Vallisneria spiralis L.		20	CromoCat 2015	Bandopadhyay, B., Dasgupta, S. & De, M. (1992). Cytomorphological variations in ecotypes of Vallisneria spiralis L. J. Indian Bot. Soc. 71:99-101
		Vallisneria spiralis L.	Vallisneria spiralis L.		33	CromoCat 2015	Bandopadhyay, B., Dasgupta, S. & De, M. (1992). Cytomorphological variations in ecotypes of Vallisneria spiralis L. J. Indian Bot. Soc. 71:99-101
		Vallisneria spiralis L.	Vallisneria spiralis L.		40	CromoCat 2015	Bandopadhyay, B., Dasgupta, S. & De, M. (1992). Cytomorphological variations in ecotypes of Vallisneria spiralis L. J. Indian Bot. Soc. 71:99-101