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Prof. Itay Mayrose Lab – Plant Evolution, Bioinformatics, & Comparative Genomics







CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.


CCDB → Angiosperms → Betulaceae → Betula → Betula pubescens

53 chromosome counts in Betula pubescens:


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