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CCDB → Pteridophytes → Dryopteridaceae → Dryopteris → Dryopteris nipponensis Koidz.

4 chromosome counts in Dryopteris nipponensis Koidz.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Dryopteris nipponensis Koidz.	Dryopteris nipponensis Koidz.	123		IPCN66	Kurita 1966b
!		Dryopteris nipponensis Koidz.	Dryopteris nipponensis Koidz.	c.82, 123		IPCN67-71	HIRABAYASHI, H. 1967. Chromosome numbers in Japanese species of Dryopteris (2). Jour. Jap. Bot. 42: 44-48.
!		Dryopteris nipponensis Koidz.	Dryopteris nipponensis Koidz.		123	Love, 1977	Kurita 1966b
!		Dryopteris nipponensis Koidz.	Dryopteris nipponensis Koidz.		123	Love, 1977	Hirabayashi 1967