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CCDB → Pteridophytes → Blechnaceae → Blechnum → Blechnum occidentale L.

20 chromosome counts in Blechnum occidentale L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Blechnum cartilagineum Sw.	Blechnum occidentale L.		132	Barker, pers comm	Tindale, Mary D., and S. K. Roy. "A cytotaxonomic survey of the Pteridophyta of Australia."Australian Systematic Botany15.6 (2002): 839-937.
		Blechnum occidentale L.	Blechnum occidentale L.	64		IPCN65	Sorsa in F. 1965
		Blechnum occidentale L.	Blechnum occidentale L.	62		IPCN online	Kurita, S. 1986. Chromosome studies on South American pteridophytes (1). In: Contributions to the Botany of the Andes. (II) 47–67.
		Blechnum occidentale L.	Blechnum occidentale L.	c.93		IPCN online	Smith, A. R. & M. S. Foster. 1984. Chromosome numbers and ecological observations of ferns from El Tirol, Paraguay. Brit. Fern Gaz. 12: 321–329ý.
		Blechnum occidentale L.	Blechnum occidentale L.	62	124	IPCN online	Walker, T. G. 1985. Cytotaxonomic studies of the ferns of Trinidad 2. The cytology and taxonomic implications. Bull. Brit. Mus. (Nat. Hist.), Bot. 13(5): 149–249.
		Blechnum occidentale L.	Blechnum occidentale L.	62		IPCN online	Walker, T. G. 1973. Additional cytogenetic notes on the pteridophytes of Jamaica. Trans. Roy. Soc. Edinburgh 69: 109–135.
		Blechnum occidentale L.	Blechnum occidentale L.	40II+44I		IPCN online	Sankari Ammal, L. & K. V. Bhavanandan. 1988. Cytology of Blechnum occidentale Linn. from south India. Indian Fern J. 5: 89–91.
		Blechnum occidentale L.	Blechnum occidentale L.	124		IPCN online	GHATAK, J. 1977. Biosystematic survey of pteridophytes from Shevaroy Hills, south India. Nucleus 20: 105–108.
		Blechnum occidentale L.	Blechnum occidentale L.		124	IPCN online	Marcon, A. B. 2003. Cariologia de algumas espécies de pteridófitas ocorrentes no nordeste do Brasil. Acta Bot. Brasil. 17(1): 19–26.
		Blechnum cartilagineum Sw.	Blechnum occidentale L.		64, 132	IPCN online	Tindale. 2002. In M. D. Tindale & S. K. Roy, A cytotaxonomic survey of the Pteridophyta of Australia. Austral. Syst. Bot. 15: 839–937.
		Blechnum occidentale L.	Blechnum occidentale L.		92, 124	IPCN67-71	JARRETT, F.M.' I. MANTON, & S.K. ROY. 1968. Cytological and taxonomic notes on a small collection of living ferns from Galapagos. Kew Bull. 22: 475-480.
		Blechnum occidentale L.	Blechnum occidentale L.	62		IPCN75-78	Walker 1973
!		Blechnum occidentale L.	Blechnum occidentale L.	312+621	124	IPCN75-78	NA
!		Blechnum occidentale L.	Blechnum occidentale L.		ca.124	IPCN75-78	Walker 1973
!		Blechnum cartilagineum Sw.	Blechnum occidentale L.		64	Love, 1977	Manton & Sledge 1954
!		Blechnum occidentale L.	Blechnum occidentale L.		124	Love, 1977	Abraham, Ninan & Mathew 1962
!		Blechnum occidentale L.	Blechnum occidentale L.		124	Love, 1977	Wagner & Chen (in Love & Solbrig 1964a)
!		Blechnum occidentale L.	Blechnum occidentale L.		124	Love, 1977	Jarrett, Manton & Roy, S. K. 1968
!		Blechnum occidentale L.	Blechnum occidentale L.		128	Love, 1977	Sorsa (in Fabbri 1965)
!		Blechnum occidentale None	Blechnum occidentale L.		124	Cave1962