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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.


CCDBAngiospermsCactaceaeMammillariaMammillaria occidentalis Boed.

3 chromosome counts in Mammillaria occidentalis Boed.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Mammillaria occidentalis Boed. Mammillaria mazatlanensis K. Schum. 11   IPCN online Das, A. B., S. Mohanty & P. Das. 1997. Meiotic behaviour and nuclear DNA variation in some species of Mammillaria (Cactaceae). Cytologia 62: 253–257.
!   Mammillaria occidentalis Boed. Mammillaria mazatlanensis K. Schum.   22 IPCN online Das, A. B., S. Mohanty, R. H. Marrs & P. Das. 1999. Somatic chromosome number and karyotype diversity in fifteen species of Mammillaria of the family Cactaceae. Cytobios 97: 141–151.
!   Mammillaria occidentalis Boed. Mammillaria mazatlanensis K. Schum.   22 C-values database Das AB, Mohanty S, Das P. 1997. Meiotic behaviour and nuclear DNA variation in some species of Mammillaria (Cactaceae). Cytologia 62: 253-257.