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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 → Malvaceae → Theobroma → Theobroma cacao L.

16 chromosome counts in Theobroma cacao L.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Theobroma cacao L. Theobroma cacao L.   16 IPCN online Wilkins, C. F. & J. A. Chappill. 2002. Malvaceae: New chromosome numbers for Lasiopetaleae: Malvaceae s.l. (or Sterculiaceae). Austral. Syst. Bot. 15: 1–8.
  Theobroma leiocarpum Bernoulli Theobroma cacao L.   20 IPCN online Wilkins, C. F. & J. A. Chappill. 2002. Malvaceae: New chromosome numbers for Lasiopetaleae: Malvaceae s.l. (or Sterculiaceae). Austral. Syst. Bot. 15: 1–8.
!   Theobroma cacao L. Theobroma cacao L.   20 IPCN75-78 Martinson 1975
!   Theobroma cacao L. Theobroma cacao L.   16 Kumar, 1987 Cheesman, E.E. 1927 ; Heyn (Milovi- dov, P. 1960)
!   Theobroma cacao L. Theobroma cacao L.   10 Kumar, 1987 Davie, J.H. 1933, 1935 ; Simmonds, N.W. 1954
!   Theobroma cacao L. Theobroma cacao L.   20, 40 Kumar, 1987 Martinson, V.A. 1975
!   Theobroma cacao L. Theobroma cacao L.   26 Kumar, 1987 Delay, C. 1947
  Theobroma cacao L. Theobroma cacao L.   16 Fedorov, 1974 Cheesman 1927
  Theobroma cacao L. Theobroma cacao L.   16 Fedorov, 1974 Heyn (Milovidov 1960)
  Theobroma cacao L. Theobroma cacao L.   20 Fedorov, 1974 Davie 1933, 1935
  Theobroma cacao L. Theobroma cacao L.   20 Fedorov, 1974 Simmonds 1954
  Theobroma cacao L. Theobroma cacao L.   20 Fedorov, 1974 Delay 1947
!   Theobroma leiocarpum Bernoulli Theobroma cacao L.   20 Fedorov, 1974 Carletto 1948
!   Theobroma cacao L. Theobroma cacao L.   20 Darlington, 1955  
!   Theobroma leiocarpum Bernoulli Theobroma cacao L.   20 Darlington, 1955 Carletto 1948
!   Theobroma cacao L. Theobroma cacao L.   20 C-values database Figueira A, Janick J, Goldsbrough P. 1992. Genome size and DNA polymorphism in Theobroma cacao. Journal of the American Society for Horticultural Science 117: 673-677.