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Name ReferenceIPCN ReferenceGametophytic CountSporophytic CountCountry 
Helianthus annuus L.79-81  
Helianthus annuus L.79-819, 17 
Helianthus annuus L.Powell, A. M. & S. A. Powell. 1978. Chromosome Numbers in Asteraceae. Madroño 25(3): 160–169. 75-7817 
Helianthus annuus L.Strother, J. L. 1983. More chromosome studies in Compositae. Amer. J. Bot. 70(8): 1217–1232. 82-8317II 
Helianthus annuus L.Dutta, R. & G. N. Bhattacharya. 1982. Chromosomes in some varieties of Helianthus annuus L. Proc. Indian Sci. Congr. Assoc. 69(3–VI): 233. 84-85 34
Helianthus annuus L.Liu, H., Z. S. Zeng & R. Q. Li. 1984. Analysis on karyotypes of three varieties of Helianthus annuus. Zhongguo Youliao (Chin. Edible Oil Crops). (3): 22–26. (In Chinese). 84-85 34
Helianthus annuus L.Li, M. x. 1987. Karyotype analysis of some oil plants. Acta Bot. Boreal.-Occid. Sin. 7: 246–251. 86-87 34
Helianthus annuus L.Pandey, R. M. 1982. Male meiosis in a naturally occurring hybrid between Helianthus debilis Nutt. and H. annuus L. New Bot. 9: 61–67. 82-8317 
Helianthus annuus L.Bandyopadhyay, A. & R. Gupta. 1985. Initiation maintenance and cytological study of callus of Helianthus annuus L. var. EC68414. Proc. Indian Sci. Congr. Assoc. 72(3–VI): 193. 86-87 34
Helianthus annuus L.Pogan, E., A. Jankun & K. TurasLa-Szybowska. 1987. Further studies in chromosome numbers of Polish angiosperms. Part XX. Acta Biol. Cracov., Ser. Bot. 29: 1–17. 86-87 34
Helianthus annuus L.Ferreira, V. 1985. Viabilidad y citogenetica de los hibridos entre tres especies de Helianthus. Mendeliana 7: 13–30. 86-87 34
Helianthus annuus L.Cavallini, A. & R. Cremonini. 1985. Aneusomity in sunflower (Helianthus annuus L.). Z. Pflanzenz;auucht. 95: 118–124. 84-851717-34
Helianthus annuus L.Cui, Q. h., R. h. Wei & L. j. Han. 1989. Study on the karyotype of sunflower (Helianthus annuus L.). Acta Agric. Univ. Jilin. 11: 23–25. 88-89 34
Helianthus annuus L.Keil, D. J., M. A. Luckow & D. J. Pinkava. 1988. Chromosome studies in Asteraceae from the United States, Mexico, the West Indies, and South America. Amer. J. Bot. 75: 652–668. 88-8917 
Helianthus annuus L.Jackson, R. C. 1988. A quantitative cytogenetic analysis of an intersectional hybrid in Helianthus (Compositae). Amer. J. Bot. 75: 609–614. 88-8917 
Helianthus annuus L.Gill, L. S. & I. D. Omoigui. 1987. The incidence of polyploidy in family Asteraceae in southern Nigeria. Rev. Cytol. Biol. Vég., Bot. 10: 177–184. 88-8917 
Helianthus annuus L.Mathew, A. & P. M. Mathew. 1988. Cytological studies on the south Indian Compositae. Glimpses Pl. Res. 8: 1–177. 88-8917 
Helianthus annuus L.Gupta, R. C. & B. S. Gill. 1989. Cytopalynology of north and central Indian Compositae. J. Cytol. Genet. 24: 96–105. 88-8917 
Helianthus annuus L.Selvaraj, R. 1988. Cytomorphological studies in Helianthus annuus Linn. Proc. Indian Sci. Congr. Assoc. 75(3–VI): 189. 90-91 34
Helianthus annuus L.Nirmala, A. & P. N. Rao. 1984. Karyotype studies in Asteraceae. Cell Chromosome Res. 7: 26–28. 90-91 34
Helianthus annuus L.Singh, R. N. 1992. Chromosomal abnormalities and fertility in induced autotetraploid Helianthus annuus in C1 and C2 generation. Cytologia 57: 277–281. 92-9317II 
Helianthus annuus L.Chand, H., R. K. Grover & P. K. Sareen. 1991. Carbendazim induced chromosomal aberrations in somatic and reproductive cells of pearl-millet and sunflower. Cytologia 56: 559–566. 92-9317 
Helianthus annuus L.Murín, A. 1993. Karyologické atúdium okrasn@3ych rastlín flóry Slovenska. Biologia (Bratislava) 48: 441–445. 92-93 34
Helianthus annuus L.Razaq, Z. A., A. A. Vahidy & S. I. Ali. 1994. Chromosome numbers in Compositae from Pakistan. Ann. Missouri Bot. Gard. 81: 800–808. 94-9517 
Helianthus annuus L.Jose, J. C. & P. M. Mathew. 1995. Chromosome numbers in the south Indian Heliantheae (Compositae). Compositae Newslett. 27: 7–10. 94-951734
Helianthus annuus L.Fuchs, J., A. Brandes & I. Schubert. 1995. Telomere sequence localization and karyotype evolution in higher plants. Pl. Syst. Evol. 196: 227–241. 94-95 34
Helianthus annuus L.Zhang, X. l., P. l. Zhang & J. Yin. 1995. Karyotype analyses of six sunflower varieties. J. August 1 Agric. Coll. 18(3): 100–103. 94-95 34
Helianthus annuus L.Zhan, Y. x., X. c. Zhou, A. z. Wu & M. Cheng. 1990. Karyotype analysis of some cultivars with different uses of Helianthus annuus L. Acta Agric. Univ. Pekin. 16(3): 249–253. 96-97 34
Helianthus annuus L.Zhang, C. s. 1998. A preliminary study on making plant chromosomal specimens using peppermint oil compound as pretreatment agent. J. Wuhan Bot. Res. 16(3): 280–282. 98-00 34
Helianthus annuus L.Ramakanth, R. S. & A. SEETHARAM. 1977. Cytomorphological studies in the genus Helianthus. 1. Karyotype studies in the diploid species. Proc. Indian Acad. Sci., B 86: 155–158. 79-811734
Helianthus annuus L.Al-allaf, S. & M. B. E. Godward. 1979. Karyotype analysis of four varieties of Helianthus annuus L. Cytologia 44: 319–323. 79-8117 
Helianthus annuus L.Ferreira, V. 1980. Hibridacion e introgresion entre Helianthus annuus L. y Helianthus petiolaris Nutt. Mendeliana 4: 81–93. 79-8117 II 
Helianthus annuus L.Gupta, S. K. & S. K. Roy. 1980. Cochiploid sunflower. Sci. & Cult. 46: 294–295. 79-8117II34
Helianthus annuus L.Keil, D. J. 1981. In Chromosome number reports LXXII. Taxon 30: 705–706. 79-811734
Helianthus annuus L.Kovanda, M. 1978. Chromosome numbers of miscellaneous United States dicotyledons. Rhodora 80: 431–440. 75-78 34
Helianthus annuus L.Kovanda, M. 1978. Chromosome numbers of miscellaneous United States dicotyledons. Rhodora 80: 431–440. 79-811834
Helianthus annuus L.Kulshreshtha, V. B. & P. K. GUPTA. 1979. Cytogenetic studies in the genus Helianthus L. Cytologia 44: 325–334. 79-811734
Helianthus annuus L.Murin, A. 1978. In Index of chromosome numbers of Slovakian flora. Part 6. Acta Fac. Rerum Nat. Univ. Comenianae, Bot. 26: 1–42. 75-78 20
Helianthus annuus L.Sharma, A. K. 1970. Annual report, 1967-1968. Res. Bull. Univ. Calcutta Cytogenetics Lab. 2: 1–50. 75-781734
Helianthus annuus L.Dasgupta, A. 1975. Chromosome studies on certain ornamental varieties of Helianthus annuus L. Bull. Bot. Soc. Bengal 29: 13–19. 75-781734
Helianthus annuus L.GUPTA, A. D. 1976. Chromosome studies in Helianthus annuus. Sci. & Cult. 42: 111–112. 75-7817 
Helianthus annuus L.GUPTA, A. D. 1976. Chromosome studies in Helianthus annuus. Sci. & Cult. 42: 111–112. 75-781734
Helianthus annuus L.Mohan, G. S. R. & A. Seetharam. 2005. Studies on genetic relationships among cultivated and wild sunflowers through RAPD markers. Cytologia 70: 267–273. 04-06 34
Helianthus annuus L.De Paula Wilson. 2005. Functionality of major and minor 45S rDNA sites in different diploid wild species and varieties of sunflowers. Caryologia 58(4): 374–379. 04-06 34
Helianthus annuus L. x petiolarisFerreira, V. 1985. Viabilidad y citogenetica de los hibridos entre tres especies de Helianthus. Mendeliana 7: 13–30. 86-8717 
 
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