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CCDB → Angiosperms → Compositae → Inula → Inula helenium L.

21 chromosome counts in Inula helenium L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Inula helenium L.	Inula helenium L.	10		CHROBASE	TONGIORGI E. - 1942. Su la cariologia di alcune Inuleae (Asteraceae).. N. Giorn. Bot. Ital., n.s. , 49(2): 242-251.
		Inula helenium L.	Inula helenium L.	10		CHROBASE	TONGIORGI E. - 1935. Un primo contributo alla cariologia delle Inuleae. Rendiconto delle sedute e brevi comunicazioni.. N. Giorn. Bot. Ital., n.s. , 42: 261-262.
		Inula helenium L.	Inula helenium L.		20	Slovakia Database	Murín A. & Svobodová Z., 1992: Karyological study of the Slovak flora XXVI. - Acta Fac. Rerum Nat. Univ. Comen., Bot. 39: 59-62.
		Inula helenium L.	Inula helenium L.		20	IAPT/IOPB	IAPT/IOPB Chromosome Data 8
!		Inula helenium L.	Inula helenium L.		20	flora of NW Europe	http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=3988
!		Inula helenium L.	Inula helenium L.		20	Flora Europaea	Rutland, 1941
		Inula helenium L.	Inula helenium L.		20	Poland Database	Pogan E., Jankun A., Wcis?o H. et al. 1990. Further studies in chromosome numbers of Polish Angiosperms. Part XXIII. Acta Biol. Cracov. Ser. Bot. 32, 171-188.
		Inula helenium L.	Inula helenium L.	10(1)		Asteracea	Tongiorgi 1942 Nuovo Giorn. Bot. Ital. (= Plant Biosystems)
		Inula helenium L.	Inula helenium L.		20	IPCN online	Ma, X. H., R. L. Qin & W. B. Xing. 1985. Chromosome observation of twenty species of drug plants in Xingjiang. Acta Bot. Boreal.-Occid. Sin. 5: 149–154.
		Inula helenium L.	Inula helenium L.		20	IPCN online	Rostovtseva, T. S. 1984. Khrom. Chisla Tsvet. Nauka, Novosibirsk.
		Inula helenium L.	Inula helenium L.		20	IPCN online	Rostovtseva, T. S. 1983. Chromosome numbers of some species of the family Asteraceae II. Bot. Zhurn. SSSR 68(5): 660–664. (In Russian).
		Inula helenium L.	Inula helenium L.		20	IPCN online	Dmitrieva, S. A. 1987. Kariologicheskaja kharakteristika nekotorykh predstaviteley sem. slozhnocvetnykh (Asteraceae Dumort.) flory Belorussii. Botanika (Minsk) 28: 23–33.
		Inula helenium L.	Inula helenium L.		20	IPCN online	Astanova, S. B. 1984. Chromosome numbers in the species of the families Alliaceae, Asteraceae, Caryophyllaceae, Ebenaceae, Linaceae, Oleaceae, Lamiaceae from Tadjikistan. Bot. Zhurn. SSSR 69(11): 1563–1564.
		Inula helenium L.	Inula helenium L.		20	IPCN online	Jankun, A. 1990. In Further studies in chromosome numbers of Polish angiosperms, part 23. Acta Biol. Cracov., Ser. Bot. 32: 172, 177–179, 181–183.
		Inula helenium L.	Inula helenium L.		20	IPCN online	Murín, A. & Z. Svobodová. 1992. Karyological study of the Slovak flora XXVI. Acta Fac. Rerum Nat. Univ. Comenianae, Bot. 39: 59–65.
		Inula helenium L.	Inula helenium L.		20	IPCN online	Kuzmanov, B., S. Georgieva, V. Nikolova & I. Penceva. 1981a. In Chromosome number reports LXXII. Taxon 30: 701–702.
		Inula helenium L.	Inula helenium L.		20	IPCN67-71	ZHUKOVA, P. G. 1967. Karyology of some plants, cultivated in the Arctic-Alpine Botanical Garden. (In Russian). In N. A. Avrorin (ed.): Plantarum in Zonam Polarem Transportatio. II. Leningrad 1967, pp. 139-149.
		Inula helenium L.	Inula helenium L.	0	20	CromoCat 2015	Kozhevnikova, Z. V. & Kozhevnikov, A. E. (2012). IAPT/IOPB Chromosome Data 13 Taxon 61:895-897
		Inula helenium L.	Inula helenium L.		20	CromoCat 2015	Kuzmanov, B., Georgieva, S. & Nikolova, M. (1993a). Karyological study of Bulgarian Asteraceae. Vll. Fitologija 44: 16-31.
		Inula helenium L.	Inula helenium L.		20	CromoCat 2015	Kuzmanov, B., Georgieva, S., Nikolova, V. & Penceva, I. (1981c). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXXII]. Taxon 30(3): 701-702.
		Inula helenium L.	Inula helenium L.		20	CromoCat 2015	Santos-Vicente, M., Rico, E. & Martínez-Ortega, M.M. (2009). IAPT/IOPB Chromosome Data 8 Taxon 58 (4): 1288