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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.


CCDB → Gymnosperms → Cycadaceae → Cycas → Cycas circinalis L.

7 chromosome counts in Cycas circinalis L.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Cycas circinalis L. Cycas circinalis L.   22 IPCN online Ohri, D. & T. N. Khoshoo. 1986. Genome size in gymnosperms. Pl. Syst. Evol. 153: 119–132.
  Cycas circinalis L. Cycas circinalis L.   22 IPCN online Kondo, K., G. Kokubugata, M. Hizume, R. Tanaka & T. Satake. 1995. A karyomorphological study of five species and one variety of Cycas. Cytologia 60: 141–147.
  Cycas circinalis L. Cycas circinalis L.   22 IPCN online Kokubugata, G. & K. Kondo. 1996. Differential fluorescent-banding patterns in chromosomes of four species of Cycas (Cycadaceae). Bot. J. Linn. Soc. 120: 51–55.
  Cycas circinalis L. Cycas circinalis L.   22 IPCN67-71 STOREY, W.B. 1968. Somatic reduction in cycads. Science 159: 648-650.
!   Cycas circinalis L. Cycas circinalis L.   22 Darlington, 1955 Sax & B. 1934
!   Cycas circinalis None Cycas circinalis L.   22 Cave1962 Shetty & Subram. 1962b
!   Cycas circinalis L. Cycas circinalis L.   22 Rastogi2019 Kokubugata G, Hill KD, Kondo K. Comparison of 5S ribosomal DNA sites on somatic chromosomes of eight species of Cycas (Cycadaceae). Chromosome Sci. 2002;6:41–6. ; Kokubugata G, Kondo K. Differential fluorescent-banding patterns in chromosomes of four species of Cycas (Cycadaceae). Bot J Linn Soc. 1996;120:51–5. ; Kondo K, Kokubugata G, Hizume M, Tanaka R, Satake T. A karyomorphological study of five species and one variety of Cycas. Cytologia. 1995;60:141–7.