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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.


CCDBAngiospermsGentianaceaeSwertiaSwertia abyssinica Hochst.

2 chromosome counts in Swertia abyssinica Hochst.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Swertia abyssinica Hochst. Swertia abyssinica Hochst.   18+2B IPCN online Morton, J. K. 1993. Chromosome numbers and polyploidy in the flora of Cameroon Mountain. Opera Bot. 121: 159–172.
  Swertia abyssinica Hochst. Swertia abyssinica Hochst.   20 IPCN online Nemomissa, S. 1998. A synopsis of Swertia (Gentianaceae) in east and northeast tropical Africa. Kew Bull. 53(2): 419–436.