| Sonchus arvensis L. | Parfenov, V. I. & S. A. Dmitrieva. 1985. Kariologicheskaja differenciacija u vidov flory Belorussii i ee rol, v formoobrazovanii. Dokl. Akad. Nauk Byelorussk. SSR. (Minsk). 29(6): 544–557. | 84-85 | | 36, (37) |
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| Sonchus arvensis L. | Kuzmanov, B. A., S. B. Georgieva & V. A. Nikolova. 1986. Chromosome numbers of Bulgarian flowering plants. I. Fam. Asteraceae. Fitologija 31: 71–74. | 86-87 | | 36 |
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| Sonchus arvensis L. | Prabha, C. & R. P. Roy. 1986. Cytomixis in Sonchus arvensis Linn. Proc. Indian Sci. Congr. Assoc. 73(3–VI): 181. | 86-87 | | 18 |
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| Sonchus arvensis L. | Nazarova, E. A. 1984. Chromosome numbers in the Caucasian representatives of the families Asteraceae, Brassicaceae, Fabaceae, Limoniaceae. Bot. Zhurn. SSSR 69(7): 972–975. (In Russian). | 84-85 | | 36 |
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| Sonchus arvensis L. | Dmitrieva, S. A. 1987. Kariologicheskaja kharakteristika nekotorykh predstaviteley sem. slozhnocvetnykh (Asteraceae Dumort.) flory Belorussii. Botanika (Minsk) 28: 23–33. | 86-87 | | 36 |
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| Sonchus arvensis L. | Mulligan, G. A. 1984. Chromosome numbers of some plants native and naturalized in Canada. Naturaliste Canad. 111: 447–449. | 84-85 | 27 | |
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| Sonchus arvensis L. | Prabha, C. 1989. Interspecific hybridisation in the genus Sonchus L. (Asteraceae). Genét. Ibér. 41: 135–145. | 88-89 | 9 | |
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| Sonchus arvensis L. | Nazarova, E. A. 1989. Karyological and palynological study of representatives of the genus Sonchus from the Caucasus. Bot. Zhurn. (Moscow & Leningrad) 74: 53–59. | 88-89 | | 36 |
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| Sonchus arvensis L. | Mathew, A. & P. M. Mathew. 1988. Cytological studies on the south Indian Compositae. Glimpses Pl. Res. 8: 1–177. | 88-89 | 9 | 18 |
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| Sonchus arvensis L. | Gorzko, T., D. Sokólska & K. Bijok. 1980. Karyologic and embryologic studies of Sonchus arvensis L. from natural habitats in northern Poland. Zesz. Nauk. Wydz. Biol. Nauk Ziemi, Biol. 2: 61–68. | 90-91 | | 36 |
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| Sonchus arvensis L. | Hong, D. y. & S. z. Zhang. 1990. Observations on chromosomes of some plants from western Sichuan. Cathaya 2: 191–197. | 90-91 | 9 | |
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| Sonchus arvensis L. | Prabha, C. 1988. A report of accessory chromosomes in two diploid species of Sonchus L. Cell Chromosome Res. 11: 28–29. | 90-91 | | 18 |
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| Sonchus arvensis L. | Lavrenko, A. N. & N. P. Serditov. 1991. Chromosome numbers in some plant species from the south-west of the Komi ASSR. Bot. Zhurn. (Moscow & Leningrad) 76: 769–771. | 90-91 | | 36 |
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| Sonchus arvensis L. | Hiremath, B. S. 1989. Cytological studies in Sonchus arvensis Linn. Proc. Indian Sci. Congr. Assoc. 76(3,VI): 182. | 92-93 | 9 | 18 |
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| Sonchus arvensis L. | Dempsey, R. E., R. J. Gornall & J. P. Bailey. 1994. Contributions to a cytological catalogue of the British and Irish flora, 4. Watsonia 20: 63–66. | 94-95 | | 54 |
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| Sonchus arvensis L. | Singh, S. P. 1993. Karyo-morphological studies of Sonchus arvensis. Proc. Indian Sci. Congr. Assoc. 80(4A): 150–151. | 98-00 | | 18 |
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| Sonchus arvensis L. | Kumar, R. 1993. Meiotic studies and chromosomal behavior of Sonchus arvensis. Proc. Indian Sci. Congr. Assoc. 80(4A): 152. | 98-00 | 9 | |
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| Sonchus arvensis L. | Albers, F. & W. Pröbsting. 1998. In R. Wisskirchen & H. Haeupler, Standardliste der Farn- und Blütenpflanzen Deutschlands. Bundesamt für Naturschutz & Verlag Eugen Ulmer, Stuttgart. | 98-00 | | 54 |
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| Sonchus arvensis L. | Peng, C. i. & C. c. Hsu. 1978. Chromosome numbers in Taiwan Compositae. Bot. Bull. Acad. Sin. 19: 53–66. | 79-81 | | 18 |
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| Sonchus arvensis L. | Rostovtseva, T. S. 1979. Chromosome numbers of some species of the family Asteraceae Dumort. Bot. Zhurn. SSSR 64 (4): 582–589. | 79-81 | 18 | 36 |
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| Sonchus arvensis L. | Morton, J. K. 1977. A cytological study of the Compositae (excluding Hieracium and Taraxacum) of the British Isles. Watsonia 11: 211–223. | 75-78 | | 54 |
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| Sonchus arvensis L. | Peng, C. i. & C. c. Hsu. 1977. In IOPB chromosome number reports LVIII. Taxon 26: 557–565. | 75-78 | | 18 |
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| Sonchus arvensis L. | Sharma, A. K. 1970. Annual report, 1967-1968. Res. Bull. Univ. Calcutta Cytogenetics Lab. 2: 1–50. | 75-78 | 9 | |
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| Sonchus arvensis L. | Dmitrieva, S. A. 2000. Karyology of the flora of Byelarus. Page 42 in Thesis of the Diss. Doc. Biol. Sci. Minsk. | 01-03 | | 36, 37, 54 |
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| Sonchus arvensis L. | Volkova, S. A. & D. D. Basargin. 2002. Chromosome numbers of species of Chabarovsk territory flora. Bot. Zhurn. (Moscow & Leningrad) 87(4): 165–167. | 01-03 | | 36 |
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