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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.


CCDBAngiospermsCactaceaeNeolloydiaNeolloydia conoidea (DC.) Britton & Rose

6 chromosome counts in Neolloydia conoidea (DC.) Britton & Rose:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Neolloydia conoidea (DC.) Britton & Rose Neolloydia conoidea (DC.) Britton & Rose   22 IPCN online Weedin, J. F. & A. M. Powell. 1978. Chromosome numbers in Chihuahuan desert Cactaceae. Trans-Pecos Texas. Amer. J. Bot. 65: 531–537.
  Mammillaria grandiflora Otto ex Pfeiff. Neolloydia conoidea (DC.) Britton & Rose 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 grandiflora Otto ex Pfeiff. Neolloydia conoidea (DC.) Britton & Rose 11 22 IPCN online Das, A. B., S. Mohanty & P. Das. 1998. Interspecific variation of nuclear DNA and structural changes in meiotic and mitotic chromosome in some species of Mammillaria (Cactaceae). Caryologia 51: 289–301.
  Neolloydia conoidea (DC.) Britton & Rose Neolloydia conoidea (DC.) Britton & Rose   22 IPCN75-78 Weedin & Powell 1978a
  Neolloydia conoidea var. conoidea Neolloydia conoidea (DC.) Britton & Rose   22 eFlora  
!   Mammillaria grandiflora Otto ex Pfeiff. Neolloydia conoidea (DC.) Britton & Rose   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.