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CCDB → Gymnosperms → Cycadaceae → Cycas → Cycas revoluta Thunb.

17 chromosome counts in Cycas revoluta Thunb.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	IPCN online	Ohri, D. & T. N. Khoshoo. 1986. Genome size in gymnosperms. Pl. Syst. Evol. 153: 119–132.
		Cycas revoluta Thunb.	Cycas revoluta Thunb.	11		IPCN online	Terasaka, O. 1982. Nuclear differentiation of male gametophytes in Gymnosperms. Cytologia 47: 27–46.
		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	IPCN online	Hizume, M., F. Ishida & K. Kondo. 1992. Differential staining and in situ hybridization of nucleolar organizers and centromeres in Cycas revoluta chromosomes. Jap. J. Genet. 67: 381–387.
		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	IPCN online	Hizume, M. 1995. Physical mapping of 5S rRNA genes in Cycas revoluta. Cytologia 60: 389–393.
		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	IPCN online	Kokubugata, G. & K. Kondo. 1994. Quantitative variability in karyotype of Cycas revoluta. Kromosomo 75–76: 2613–2618.
		Cycas revoluta Thunb.	Cycas revoluta Thunb.	11	22	IPCN online	Hizume, M., N. Kurose, F. Shibata & K. Kondo. 1998. Molecular cytogenetic studies on sex chromosomes and proximal heterochromatin containing telomere-like sequence in Cycas revoluta. Chromosome Sci. 2: 63–72.
		Cycas revoluta Thunb.	Cycas revoluta Thunb.		20	IPCN online	Selvaraj, R. 1980. Cytotaxonomic studies on some species of Cyeads. J. Indian Bot. Soc. 59: 320–324.
		Cycas revoluta Thunb.	Cycas revoluta Thunb.	11		IPCN online	Tanaka, A. & M. Hizume. 1980. Karyomorphological studies on species differentiation in some species of Lysimachia II. Chromosomal interrelationships of Japanese species. Kromosomo 18–19: 515–525.
		Cycas revoluta var. revoluta	Cycas revoluta Thunb.		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 revoluta var. revoluta	Cycas revoluta Thunb.		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 miquelii Warb.	Cycas revoluta Thunb.		22	IPCN online	Tian, B., X. Gong & Q. t. Zhang. 2002. Karyotypes of five species in Cycas. Acta Bot. Yunnan. 23(3): 370–376.
		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	IPCN67-71	STOREY, W.B. 1968. Somatic reduction in cycads. Science 159: 648-650.
!		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	IPCN67-71	SEGAWA, M., S. KISHI, & S. TATUNO. 1971. Sex chromosomes of Cycas revoluta. Jap. J. Genet. Q6: 33-39.
!		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	Darlington, 1955
!		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22, 24	Darlington, 1955	T. Nakamura 1929
!		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	Cave1962	Shetty & Subram. 1962b
!		Cycas revoluta Thunb.	Cycas revoluta Thunb.		22	Rastogi2019	Hizume M. Physical mapping of 5S rRNA genes in Cycas revoluta. Cytologia. 1995;60:389–93. ; Hizume M, Ishida F, Kondo K. Differential staining and in situ hybridization of nucleolar organizers and centromeres in Cycas revoluta chromosomes. Jpn J Genet. 1992;67:381–7. ; Hizume M, Kurose N, Shibata F, Kondo K. Molecular cytogenetic studies on sex chromosomes and proximal heterochromatin containing telomere-like sequence in Cycas revoluta. Chromosome Sci. 1998;2:63–72.