CCDB Header
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 → Oleaceae → Fraxinus → Fraxinus americana L.

15 chromosome counts in Fraxinus americana L.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Fraxinus americana L. Fraxinus americana L.   46 Slovakia Database Feráková V., Kochjarová J., Králik E., Schwarzová T. & Záborský J., 1997: Cievnaté rastliny, pp. 86-156. - In: Feráková V. & Kocianová E. (eds), Flóra, geológia a paleontológia Devínskej Kobyly. Litera, Bratislava.
  Fraxinus americana L. Fraxinus americana L.   46 Slovakia Database Májovský J., Uhríková A., Javorčíková D., Mičieta K., Králik E., Dúbravcová Z., Feráková V., Murín A., Černušáková D., Hindáková M., Schwarzová T. & Záborský J., 2000: Prvý doplnok karyotaxonomického prehľadu flóry Slovenska. - Acta Fac. Rerum Nat. Univ. Comen., Bot. Supplementum Nr. 1: 1-127.
  Fraxinus americana f. iodocarpa Fernald Fraxinus americana L.   46 IPCN online Mukherjee, A. & G. H. Ware. 1979. In IOPB chromosome number reports LXIII. Taxon 28: 270.
  Fraxinus americana L. Fraxinus americana L.   46 IPCN online Weng, R. f. & M. z. Zhang. 1992. Chromosome numbers in Chinese Oleaceae I. Invest. Stud. Nat. 12: 66–77.
  Fraxinus americana L. Fraxinus americana L.   46 Fedorov, 1974 Sax K., Abbe 1932
  Fraxinus americana L. Fraxinus americana L.   46 Fedorov, 1974 Santamour 1962a
  Fraxinus americana L. Fraxinus americana L.   46, 92, 138 Fedorov, 1974 Wright J. W. 1944
  Fraxinus americana L. Fraxinus americana L.   46, ~96 Fedorov, 1974 Wright J. W. 1957
  Fraxinus americana L. Fraxinus americana L.   46, ~96 Fedorov, 1974 I. 1957)
!   Fraxinus biltmoreana Beadle Fraxinus americana L.   46 Darlington, 1955  
!   Fraxinus americana L. Fraxinus americana L.   46, 92, 138 Darlington, 1955 Wright 1944
!   Fraxinus americana None Fraxinus americana L.   46, c.92 Cave1957 Wright
  Fraxinus americana L. Fraxinus americana L.   46, c.92 Cave1962 Santamour 1962a
!   Fraxinus biltmoreana Beadle Fraxinus americana L.   96, 138 Cave1962 Santamour 1962a
!   Fraxinus americana L. Fraxinus americana L.   46 Automatic manuscript search Candace L. Black and R. Beckmann. 1983. "The variability of nuclear DNA and its implications for polyploidy in white ash (Fraxinus americana L.: Oleaceae)". American Journal of Botany 70:1420-1423.