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CCDB → Pteridophytes → Polypodiaceae → Polypodium → Polypodium cambricum

20 chromosome counts in Polypodium cambricum:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Polypodium cambricum	Polypodium cambricum L.	37		IPCN online	Queirós, M. 1991. Estudos cromossómicos em Pteridophyta de Portugal. II. Collect. Bot. (Barcelona) 20: 23–33.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Kempf, C. (1967). Fougères d'Alsace. Inf. Ann. Caryosyst. et Cytogenet. 1: 15-16.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Llauradó Miravall, M. (1984a). El gènere Paspalum L. a Catalunya. Butll. Inst. Catalana Hist. Nat., Secc. Bot. 51: 101-108.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Llóyd, R. M. & Hohn, J. E. (1969). Occurrence of the European Polypodium australe Fée on San Clemente Island, California. Amer. Fern. J. 59: 56-60.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Manton, I. (1947). Polyploid in Polypodium vulgare. Nature 159: 136
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Manton, I. (1950). Problems of cytology and evolution in the Pteridophyta. Cambridge
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Manton, I. (1957). The problem of Polyplodium virginianum. Amer. Fern. J. 47: 129-134.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Manton, I. (1958a). Chromosomes and fern phylogeny with special reference to Pteridaceae. J. Linn. Soc. London, Bot. 56: 73-92.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Queirós, M. (1991b). Estudos cromossómicos em Pteridophyta de Portugal. II. Collect. Bot. (Barcelona) 20: 23-33.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Roberts, R. H. (1970). A revision of some of the taxonomic characters of Polypodium australe Fée. Watsonia 8: 121-134.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Shivas, M. G. (1961a). Contributions to the cytology and taxonomy of species of Polypodium in Europe and America I. Cytiology. J. Linn. Soc. London, Bot. 58: 13-25.
!		Polypodium cambricum	Polypodium cambricum L.	37		CromoCat 2015	Shivas, M. G. (1961b). Contributions to the cytology and taxonomy of species of Polypodium in Europe and America II. Taxonomy. J. Linn. Soc. London, Bot. 58: 27-38.
!		Polypodium cambricum L.	Polypodium cambricum L.		74	flora of NW Europe	http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=1483
		Polypodium cambricum L.	Polypodium cambricum L.	37		CromoCat 2015	Kempf, C. (1967). Fougères d'Alsace. Inf. Ann. Caryosyst. et Cytogenet. 1: 15-16.
		Polypodium cambricum L.	Polypodium cambricum L.	37		CromoCat 2015	Manton, I. (1950). Problems of cytology and evolution in the Pteridophyta. Cambridge
		Polypodium cambricum L.	Polypodium cambricum L.	37		CromoCat 2015	Nardi, E. & A. Tommei. (1976). Oservazioni biosistematiche sul genera Polypodium L. in Italia. Webbia 30: 219-256.
		Polypodium cambricum L.	Polypodium cambricum L.		74	CromoCat 2015	Lenski, I. (1964). Merkmalsprüfungen an den europäischen zytotypen von Polypodium vulgare s. l. Flora 154: 245-266.
		Polypodium cambricum L.	Polypodium cambricum L.		74	CromoCat 2015	Manton, I. (1957). The problem of Polyplodium virginianum. Amer. Fern. J. 47: 129-134.
		Polypodium cambricum L.	Polypodium cambricum L.		74	CromoCat 2015	Manton, I. (1958b). The concept of the aggregate species. Acta Univ. Ups. 6: 104-111.
		Polypodium cambricum L.	Polypodium cambricum L.		74	CromoCat 2015	Shivas, M. G. (1961a). Contributions to the cytology and taxonomy of species of Polypodium in Europe and America I. Cytiology. J. Linn. Soc. London, Bot. 58: 13-25.