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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.


CCDBAngiospermsApocynaceaeDuvaliaDuvalia sulcata

3 chromosome counts in Duvalia sulcata:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Duvalia sulcata Duvalia sulcata N. E. Br.   22 IPCN online Meve, U. 1997. The genus Duvalia (Stapelieae): stem-succulents between the Cape and Arabia. Pl. Syst. Evol., Suppl. 10: 1–132.
!   Duvalia sulcata N. E. Br. Duvalia sulcata N. E. Br.   44 IPCN72 REESE, G. 1972. Untersuchungen ueber die Chromosomenzahlen der Stapeliae. II. Portugalie Acta Biol. Ser. A 12(1-2): 1-23.
  Duvalia sulcata subsp. somalensis (Lavranos) Meve Duvalia somalensis Lavranos   22 IPCN online Meve, U. 1997. The genus Duvalia (Stapelieae): stem-succulents between the Cape and Arabia. Pl. Syst. Evol., Suppl. 10: 1–132.