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CCDB → Angiosperms → Betulaceae → Betula → Betula pubescens

53 chromosome counts in Betula pubescens:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Betula alba L.	Betula pubescens Ehrh.		56	IPCN online	Brown, I. R. & D. M. AL-DAWOODY. 1977. Cytotype diversity in a population of Betula alba L. New Phytol. 79: 441–453.
		Betula alba L.	Betula pubescens Ehrh.		56	IPCN online	Skvortsov, A. K. & N. M. Solovjeva. 2000. New data on the karyology of Betula in Russia and adjacent countries. Bjulleten' Glavnogo Botanic|5eskogo Sada 180: 32–38.
!		Betula alba L.	Betula pubescens Ehrh.		56	IPCN online	Skvortsov, A. K. & N. M. Solovjeva. 2000. New data on the karyology of Betula in Russia and adjacent countries. Bjulleten' Glavnogo Botanic|5eskogo Sada 180: 32–38.
		Betula carpatica Waldst. & Kit. ex Willd.	Betula pubescens var. glabrata Wahlenb.		56-58	IPCN online	Jav|0urková-Jarolímová, V. & J. Mĕsíček. 1992. In J. M|3esí|3ccek & V. Jav@0urková-Jarolímová, List of Chromosome Numbers of the Czech Vascular Plants. Academia, Praha.
		Betula celtiberica Rothm. & Vasc.	Betula pubescens Ehrh.		56	Flora Iberica	Chromosome atlas of flowering plants. Darlintong, C. D. & A. P. Wylie.*(1955).
!		Betula celtiberica Rothm. & Vasc.	Betula pubescens Ehrh.		56	Darlington, 1955
!		Betula pubescens	Betula pubescens Ehrh.		56	eFlora
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Slovakia Database	Májovský J., Murín A., Feráková V., Hindáková M., Schwarzová T., Uhríková A., Váchová M. & Záborský J., 1987: Karyotaxonomický prehľad flóry Slovenska. Veda, Bratislava.
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Slovakia Database	Májovský J., Murín A., Feráková V., Hindáková M., Schwarzová T., Uhríková A., Váchová M. & Záborský J., 1987: Karyotaxonomický prehľad flóry Slovenska. Veda, Bratislava.
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Slovakia Database	Májovský J., Murín A., Feráková V., Hindáková M., Schwarzová T., Uhríková A., Váchová M. & Záborský J., 1987: Karyotaxonomický prehľad flóry Slovenska. Veda, Bratislava.
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Slovakia Database	Olšavská K., 2006: Betula L. - Breza, pp. 144-167. - In: Goliašová K. & Michalková E. (eds), Flóra Slovenska V/3. Veda, Bratislava.
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		37.3-56*	British Isles cytology	Brown, I.R., Kennedy, D., Williams, D.A. Watsonia 14: 133-145 (1982)
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	British Isles cytology	Kenworthy, J.B., Aston, D., Bucknall, S.A. Trans. & Proc. Bot. Soc. Edinburgh 41: 517-539 (1972)
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	British Isles cytology	Gill, J.A., Davy, A.J. New Phytol. 94: 433-451 (1983)
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56*	British Isles cytology	Brown, I.R., Al-Dawoody, D.M. New Phytol. 79: 441-453 (1977)
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	British Isles cytology	Berrie, A.A.M. (1953)
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	flora of NW Europe	http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=1766
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Poland Database	Skali?ska M., Czapik R., Piotrowicz M. et al. 1959. Further studies in chromosome numbers of Polish Angiosperms (Dicotyledons). Acta Soc. Bot. Pol. 28, 487-529.
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Poland Database	Skali?ska M., Czapik R., Piotrowicz M. et al. 1959. Further studies in chromosome numbers of Polish Angiosperms (Dicotyledons). Acta Soc. Bot. Pol. 28, 487-529.
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	IPCN online	Gill, J. A. & A. J. Davy. 1983. Variation and polyploidy within lowland populations of the Betula pendula / B. pubescens complex. New Phytol. 94: 433–451.
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	IPCN online	Sulkinoja, M. 1990. Hybridization, introgression and taxonomy of the mountain birch in SW Greenland compared with related results from Iceland and Finnish Lapland. Meddel. Grønland, Biosci. 33: 21–29.
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	IPCN online	Anamthawat-Jonsson, K. & T. Tomasson. 1990. Cytogenetics of hybrid introgression in Icelandic birch. Hereditas (Lund) 112: 65–70.
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	IPCN online	Anamthawat-Jonsson, K., L. Atipanumpai, P. M. A. Tigerstedt & T. Tomasson. 1986. The Feulgen--Giemsa method for chromosomes of Betula species. Hereditas (Lund) 104: 321–322.
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		58	IPCN online	Jav|0urková-Jarolímová, V. 1992. In J. M|3esí|3ccek & V. Jav@0urková-Jarolímová, List of Chromosome Numbers of the Czech Vascular Plants. Academia, Praha.
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	IPCN72	KENWORTHY, J.B., D. ASHTON, & S.A. BUCKNALL. 1972. A study of hybrids between Betula pubescens Ehrh. and Betula ~ L. from Sutherland - an integrated approach. Trans. Bot. Soc. Edinburgh 41: 517-539.
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56, 112	IPCN72	VALANNE, T. 1972. Colchicine effects and colchicine-induced polyploidy in Betula. Ann. Acad. Sci. Fenn. Ser. A. 191: 1-28.
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	IPCN67-71	GADELLA, Th. W. J., & E. KLIPHUIS. 1966.' Chromosome numbers of flowering plants in the Netherlands II. Proc. Roy. Neth. Acad. Sci. Ser. C. 69: 541-556.
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Darlington, 1955	Johnsson 1940a
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	C-values database	Anamthawat-Jónsson K, Thórsson ÆT, Temsch EM, Greilhuber J. 2010. Icelandic birch polyploids — the case of a perfect fit in genome size. Journal of Botany 2010: Article ID 347254, 9 pages.
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Cave1956	Love & Love b
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Cave1956	Love & Love b
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Cave1956	Love & Love b
!		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	Cave1956	Love & Love b
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	CromoCat 2015	Anamthawat-Jonsson, K. & Tomasson, T. (1990). Cytogenetics of hybrid introgression in Icelandic birch Hereditas (Lund) 112: 65–70
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	CromoCat 2015	Gill, J. A. & Davy, A. J. (1983). Variation and polyploidy within lowland populations of the Betula pendula / B. pubescens complex New Phytol. 94: 433–451
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	CromoCat 2015	Javurková-Jarolímová, V. (1992). List of Chromosome Numbers of the Czech Vascular Plants. In J. Mesíccek & V. Javurková-Jarolímová. Academia, Praha Praha
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		56	CromoCat 2015	Sulkinoja, M. (1990). Hybridization, introgression and taxonomy of the mountain birch in SW Greenland compared with related results from Iceland and Finnish Lapland. Meddel. Grønland, Biosci. 33: 21–29.
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		58	CromoCat 2015	Javurková-Jarolímová, V. (1992). List of Chromosome Numbers of the Czech Vascular Plants. In J. Mesíccek & V. Javurková-Jarolímová. Academia, Praha Praha
		Betula pubescens Ehrh.	Betula pubescens Ehrh.		58	CromoCat 2015	M?sí?ek J. et Jarolímová-Jav?rková V. (1992). List of chromosome numbers of the Czech vascular plants. Academia, Praha. p. 1-144.
!		Betula pubescens None	Betula pubescens Ehrh.		56	Cave1956	Love & Love b
!		Betula pubescens None	Betula pubescens Ehrh.		56	Cave1956	Love & Love b
!		Betula pubescens None	Betula pubescens Ehrh.		56	Cave1959	Skalinska et al. 1959; Eifler 1958
		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 pubescens subsp. carpatica (Waldst. & Kit.) Asch. & Graebn.	Betula pubescens var. glabrata Wahlenb.		56	Slovakia Database	Májovský J., Murín A., Feráková V., Hindáková M., Schwarzová T., Uhríková A., Váchová M. & Záborský J., 1987: Karyotaxonomický prehľad flóry Slovenska. Veda, Bratislava.
!		Betula pubescens subsp. carpatica (Waldst. & Kit.) Asch. & Graebn.	Betula pubescens var. glabrata Wahlenb.		56	Slovakia Database	Májovský J., Murín A., Feráková V., Hindáková M., Schwarzová T., Uhríková A., Váchová M. & Záborský J., 1987: Karyotaxonomický prehľad flóry Slovenska. Veda, Bratislava.
!		Betula pubescens subsp. minor (Tuck.) Á. Löve & D. Löve	Betula minor (Tuck.) Fernald		56	IPCN66	Love & Love 1966b
!		Betula pubescens subsp. minor (Tuck.) Á. Löve & D. Löve	Betula minor (Tuck.) Fernald		56	Love, 1948	Johnsson 1945 b.
!		Betula pubescens subsp. minor (Tuck.) Á. Löve & D. Löve	Betula minor (Tuck.) Fernald		56	Darlington, 1955	Jaretzky 1930 cult
!		Betula pubescens subsp. tortuosa (Ledeb.) Nyman	Betula pubescens var. pumila (L.) Govaerts		56	eFlora
		Betula tortuosa Ledeb.	Betula pubescens var. pumila (L.) Govaerts		56	IPCN online	Krogulevich, R. E. 1976. Rol poliploidii v genesise flory Putorana. In: L. I. Malyshev, ed. 1976 Flora Putorana: Materali k Poznaniiu Osobennostei Sostava i Genezisia Gornykh Subarkticheskikh Flor Sibir. Novosibirsk. Nauka, Novosibirsk
		Betula tortuosa Ledeb.	Betula pubescens var. pumila (L.) Govaerts		56	IPCN67-71	KNABEN, G., & T. ENGELSKJON. 1967. Chromosome numbers of Scandinavian arctic-alpine plant species. II. Act. Boreal. A. Sci. No. 21: 1-57.
!		Betula tortuosa Ledeb.	Betula pubescens var. pumila (L.) Govaerts		56	Darlington, 1955	L. &L. 1944b