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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.


CCDBAngiospermsRosaceaeSorbusSorbus occidentalis (S. Watson) Greene

2 chromosome counts in Sorbus occidentalis (S. Watson) Greene:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Sorbus sitchensis var. grayi (Wenz.) C. L. Hitchc. Sorbus occidentalis (S. Watson) Greene 17   IPCN online Chambers, K. L., D. Green, S. Potampa & L. McMahan. 1998. IOPB chromosome data 13. Newslett. Int. Organ. Pl. Biosyst. (Oslo) 29: 18–22.
!   Sorbus sitchensis subsp. grayi (Wenz.) Calder & R. L. Taylor Sorbus occidentalis (S. Watson) Greene   c.34 IPCN67-71 TAYLOR, R.L., & G.A. MULLIGAN. 1968. Flora of the Queen Charlotte Islands. Part 2. Cytological aspects of the Vascular Plants. Queen's Printer, Ottawa. pp. 148.