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CCDB → Angiosperms → Betulaceae → Betula → Betula pumila L.

9 chromosome counts in Betula pumila L.:

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Median Minimum Max Distribution

		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Betula pubescens subsp. borealis (Spach) Á. Löve & D. Löve	Betula pumila L.		56	IPCN online	Love, A. & D. Love. 1982. In: IOPB chromosome number reports LXXVI. Taxon 31: 583–587.
		Betula pubescens subsp. borealis (Spach) Á. Löve & D. Löve	Betula pumila L.		56	IPCN online	Love, A. & D. Love. 1975b. In IOPB chromosome number reports XLIX. Taxon 24: 501–516.
		Betula pumila subsp. glandulifera (Regel) Á. Löve & D. Löve	Betula pumila L.		56	IPCN online	Love, A. & D. Love. 1982. In: IOPB chromosome number reports LXXVI. Taxon 31: 583–587.
		Betula pumila var. glandulifera Regel	Betula pumila L.		ca. 56	IPCN online	Brunsfeld, S. J. & F. D. Johnson. 1986. Notes on Betula ser. Humiles (Betulaceae) in Idaho. Madroño 33: 147–148.
!		Betula glandulifera (Regel) E. J. Butler	Betula pumila L.	28		IPCN66	Dugle 1966
!		Betula pumila var. glandulifera Regel	Betula pumila L.		56	IPCN66	Love & Ritchie 1966
!		Betula pumila L.	Betula pumila L.		56	eFlora
!		Betula pumila L.	Betula pumila L.		56	Darlington, 1955	Woodworth 1931
!		Betula pumila L.	Betula pumila L.		56	Cave1962	Clausen 1962