CCDBAngiospermsCompositaeSonchusSonchus oleraceus (L.) L.

192 chromosome counts in Sonchus oleraceus (L.) L.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Slovakia Database Májovský J. et al., 1974a: Index of chromosome numbers of Slovakian flora (Part 3). - Acta Fac. Rerum Nat. Univ. Comen., Bot. 22: 1-20.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Slovakia Database Leskovjanská A., 2007: [New records in Cirsium, Eupatorium, Lapsana, Leontodon, Medicago, Melilotus, Plantago, Salvia, Senecio, Silene, Sonchus, Tanacetum, Thlaspi, Trifolium, and Veronica], pp. 195, 251, 355, 359, 384, 387, 453, 518, 536, 549, 555, 568, 582, 592, 603. - In: Marhold K., Mártonfi P., Mereďa P. jun., Mráz P. (eds), Chromosome number survey of the ferns and flowering plants of Slovakia. Veda, Bratislava.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IAPT/IOPB IAPT/IOPB Chromosome Data 12
!   Sonchus asper P. Gaertn. & al. Sonchus oleraceus (L.) L.   18 British Isles cytology Edmonds, J.M., Sell, P.D., Walters, S.M. Watsonia 10: 159-161 (1974)
!   Sonchus asper P. Gaertn. & al. Sonchus oleraceus (L.) L.   18 British Isles cytology Edmonds, J.M., Sell, P.D., Walters, S.M. (1973)
!   Sonchus asper P. Gaertn. & al. Sonchus oleraceus (L.) L.   18 British Isles cytology Jones, K. (1969)
!   Sonchus asper P. Gaertn. & al. Sonchus oleraceus (L.) L.   18 British Isles cytology Rutland, J.P. New Phytol. 40: 210-214 (1941)
!   Sonchus asper P. Gaertn. & al. Sonchus oleraceus (L.) L.   18 British Isles cytology Barber, H.N. Ann. Bot. (London), n.s. 5: 375-377 (1941)
!   Sonchus asper P. Gaertn. & al. Sonchus oleraceus (L.) L.   18 British Isles cytology Curran, P.L. Irish Naturalists' J. 16: 7-9 (1968)
!   Sonchus asper P. Gaertn. & al. Sonchus oleraceus (L.) L.   ca 18 British Isles cytology Jones, K. (1969)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 British Isles cytology Edmonds, J.M., Sell, P.D., Walters, S.M. Watsonia 10: 159-161 (1974)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 British Isles cytology Rutland, J.P. New Phytol. 40: 210-214 (1941)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 British Isles cytology Curran, P.L. Irish Naturalists' J. 16: 7-9 (1968)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 British Isles cytology Al-Bermani, A.-K.K.A., Al-Shammary, K.I.A., Bailey, J.P., Gornall, R.J. Watsonia 19: 269-271 (1993)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 British Isles cytology Barber, H.N. Ann. Bot. (London), n.s. 5: 375-377 (1941)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   25 British Isles cytology Barber, H.N. Ann. Bot. (London), n.s. 5: 375-377 (1941)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Flora Iberica Nmeros cromosomticos de plantas occidentales, 169-175. Pajarn Sotomayor, S.Anales Jard. Bot. Madrid38(2): 519-522(1982).
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   Flora Iberica Nmeros cromosmicos para la flora espaola, 404-408. Gallego Cidoncha, M. J.Lagascalia13(2): 311-313(1985).
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16 32 Flora Iberica Palynological and cytological observations in Spanish Sonchus (Asteraceae). Mejas, J. A. & M. J. Dez.Grana32: 343-347(1993).
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Flora Iberica Studies on the flora of the Balearic Islands, I. Dahlgren, R., Th. Karlsson & P. Lassen.Bot. Not.124: 249-269(1971).
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 flora of NW Europe http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=3909
!   Sonchus asper Hall ex G. Gaertn. & B. Mey. & Scherb. Sonchus oleraceus (L.) L.   18 flora of NW Europe http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=3910
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Flora Europaea Rodriguez, 1953
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   36 Poland Database Walter R. and Kuta E. 1971. Cytological and embryological studies in Sonchus L. I. Sonchus asper (L.) Hill, and Sonchus oleraceus L. Acta Biol. Cracov. Ser. Bot. 14, 103-109.
!   Sonchus oleraceus var. oleraceus Sonchus oleraceus (L.) L.   18(1) Asteracea Probatova et al. 1998
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16(1) 32, 36(1, 1) Asteracea Walter & K. 1971 Acta Biol. Cracov. ser. Bot.
!   Sonchus oleraceus var. triangularis Wallr. Sonchus oleraceus (L.) L.   32(1) Asteracea Fernandes & Q. 1971 Bol. Soc. Brot. (ser. 2), Coimbra
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   25(1) Asteracea Barber 1941b Ann. Bot.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   18(1) Asteracea Renard et al. 1983 Bull. Jard. Bot. Nat. Belg.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN65 Mehra et al. 1965
!   Sonchus angustissimus Hook. Sonchus oleraceus (L.) L.   18 IPCN online Renard, R., J. Lambinon, M. Reekmans, P. v. Veken & M. Govaert. 1983. Nombres chromosomiques de quelques Angiospermes du Rwanda, du Burundi et du Kenya. Bull. Jard. Bot. Nat. Belg. 53: 342–371.
!   Sonchus angustissimus Hook. Sonchus oleraceus (L.) L.   18 IPCN online Morton, J. K. 1993. Chromosome numbers and polyploidy in the flora of Cameroon Mountain. Opera Bot. 121: 159–172.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN online Razaq, Z. A., S. Khatoon & S. I. Ali. 1988. A contribution to the chromosome numbers of Compositae from Pakistan. Pakistan J. Bot. 20: 177–189.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Arohonka, T. 1982. Chromosome counts of vascular plants of the island Seili in Nauvo, southwestern Finland. Turun Yliopiston Julkaisuja, Sar. A 2, Biol.-Geogr. 3: 1–12.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN online Gallego Cidoncha, M. J. 1985. Números 404-408, in Números cromosómicos para la flora española. 363-434. Lagascalia 13: 311–313.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 18   IPCN online Gupta, R. C. & R. K. Garg. 1987. SOCGI plant chromosome number reports -- IV [i.e., V]. J. Cytol. Genet. 22: 162–163.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online 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).
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Guerra, M. d. S. 1986. Citogenetica de Angiospermas coletadas en Pernambuco, I. Revista Brasil. Genét. 9: 21–40.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32, 64 IPCN online Hiremath, B. S. & M. S. Chennaveeraiah. 1985. Cytological studies in Sonchus oleraceous Linn. Proc. Indian Acad. Sci., Pl. Sci. 95: 373–377.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Nazarova, E. A. 1989. Karyological and palynological study of representatives of the genus Sonchus from the Caucasus. Bot. Žhurn. (Moscow & Leningrad) 74: 53–59.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Nishikawa, T. 1984. Chromosome counts of flowering plants of Hokkaido (7). J. Hokkaido Univ. Educ., Sect. 2B 35: 31–42.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN online Husaini, S. W. H. & G. A. Iwo. 1990. Cytology of some weedy species of the family Compositae (Asteraceae) from Jos Plateau, Nigeria. Feddes Repert. 101: 49–62.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16 32 IPCN online Mathew, A. & P. M. Mathew. 1988. Cytological studies on the south Indian Compositae. Glimpses Pl. Res. 8: 1–177.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN online Gupta, R. C. & B. S. Gill. 1989. Cytopalynology of north and central Indian Compositae. J. Cytol. Genet. 24: 96–105.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 18   IPCN online Gupta, R. C., B. S. Gill & R. K. Garg. 1989. Chromosomal conspectus of western Himalayan Compositae. Aspects Pl. Sci. 11: 427–437.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Parfenov, V. I. & S. A. Dmitrieva. 1988. Kariologicheskaja kharakteristika predstavitelej flory sosudistykh rastenij Berezinskogo biosfernogo zapovednika. Zapov. Belorussii Issl. 12: 3–8.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Pangua, E., C. Prada, S. Pajaron & E. Salvo. 1992. A new Asplenium hybrid from Valencia (Spain) related to A. majoricum Litard. Bot. J. Linn. Soc. 108(1): 1–13.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Lavrenko, A. N. & N. P. Serditov. 1991. Chromosome numbers in some plant species from the south-west of the Komi ASSR. Bot. Žhurn. (Moscow & Leningrad) 76: 769–771.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Kiehn, M., E. Vitek, E. Hellmayr, J. Walter, J. Tschenett, C. Justin & M. Mann. 1991. Beiträge zur Flora von Österreich: Chromosomenzählungen. Verh. Zool.-Bot. Ges. Wien 128: 19–39.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Al-Bermani, A. K. K. A., K. I. A. Al-Shammary, R. J. Gornall & J. P. Bailey. 1993. Contribution to a cytological catalogue of the British and Irish flora, 3. Watsonia 19: 169–171.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Xu, B. s., R. f. Weng & M. z. Zhang. 1992. Chromosome numbers of Shanghai plants I. Invest. Stud. Nat. 12: 48–65.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Díaz Lifante, Z., T. Luque & C. S. Bárbara. 1992. Chromosome numbers of plants collected during Iter Mediterraneum II in Israel. Bocconea 3: 229–250.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN online Gill, L. S. & D. I. Omoigui. 1992. Chromosome numbers in some Nigerian Compositae. Compositae Newslett. 20/21: 12–15.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Oberprieler, C. & R. Vogt. 1993. Chromosome numbers of north African phanerogams. II. Willdenowia 23: 211–238.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN online Razaq, Z. A., A. A. Vahidy & S. I. Ali. 1994. Chromosome numbers in Compositae from Pakistan. Ann. Missouri Bot. Gard. 81: 800–808.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Probatova, N. S., E. G. Rudyka & A. P. Sokolovskaya. 1996. Chromosome numbers in synanthropic plants from the Russian Far East. Bot. Žhurn. (Moscow & Leningrad) 81(5): 98–101.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16 32 IPCN online Malallah, G. A. & G. Brown. 1999. Determination of chromosome number of Kuwaiti flora I. Cytologia 64: 181–196.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Vogt, R. & A. Aparicio. 1999. Chromosome numbers of plants collected during Iter Mediterraneum IV in Cyprus. Bocconea 11: 117–169.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16II   IPCN online Carr, G. D., R. M. King, A. M. Powell & H. Robinson. 1999. Chromosome numbers in Compositae. XVIII. Amer. J. Bot. 86(7): 1003–1013.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Albers, F. & W. Pröbsting. 1998. In R. Wisskirchen & H. Haeupler, Standardliste der Farn- und Blütenpflanzen Deutschlands. Bundesamt für Naturschutz & Verlag Eugen Ulmer, Stuttgart.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Lövkvist, B. & U. M. Hultgård. 1999. Chromosome numbers in south Swedish vascular plants. Opera Bot. 137: 1–42.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16 32 IPCN online Peng, C. i. & C. c. Hsu. 1978. Chromosome numbers in Taiwan Compositae. Bot. Bull. Acad. Sin. 19: 53–66.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. ] 32 IPCN online Sidhu, M. K. 1979. Distributional and cytological studies of the weed flora of cultivable fields of Patiala district (Panjab). Ph.D. Thesis, Patiala. 1-230. 1979.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Bir, S. S. & M. Sidhu. 1980. Cyto-palynological studies on weed flora of cultivable lands of Patiala district (Punjab). J. Palynol. 16: 85–105.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 18 36 IPCN online Van Loon, J. C. 1980. In Chromosome number reports LXIX. Taxon 29: 718–720.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 18 32 IPCN online Jansen, R. K. & T. F. Stuessy. 1980. Chromosome counts of compositae from Latin America. Amer. J. Bot. 76: 585–594.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16 32 IPCN online KLIPHUIS, E. & J. H. Wieffering. 1979. In IOPB chromosome number reports LXIV. Taxon 28:398–400.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16 32 IPCN online Bir, S. S. & M. Sidhu. 1979. Cytological observations in weed fiora of orchards of Paticla district, Punjab. Recent Res. Pl. Sci. (New Delhi). 7: 261–271.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 10   IPCN online Sun, B. y., M. R. Sul, J. A. Im, C. H. Kim & T. J. Kim. 2002. Evolution of endemic vascular plants of Ulleungdo and Dokdo in Korea---floristic and cytotaxonomic characteristics of vascular flora of Dokdo. Korean J. Pl. Taxon. 32: 143–158.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Nazarova, E. A. 1975. Chromosome numbers of some species of Armenian flora. Biol. Zurn. Armen. 28(1): 95–97.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Peng, C. i. & C. c. Hsu. 1977. In IOPB chromosome number reports LVIII. Taxon 26: 557–565.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 9   IPCN online Sharma, A. K. 1970. Annual report, 1967-1968. Res. Bull. Univ. Calcutta Cytogenetics Lab. 2: 1–50.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN online Tomb, A. S., K. L. Chambers, D. W. KYHOS, A. M. Powell & P. H. RAVEN. 1978. Chromosome numbers in the Compositae XIV. Lactuceae. Amer. J. Bot. 65: 717–721.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN online Koul, A. K., A. K. Wakhlu & J. L. KARIHALOO. 1976a. Chromosome numbers of some flowering plants of Jammu (western Himalayas). II. CIS Chromosome Inform. Serv. 20: 32–33.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Gemeinholzer. 2005. New chromosome counts for some Lactuceae (Compositae). Compositae Newslett. 42: 43–46.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Kamel. 2004. Cytotaxonomical investigations of the Egyptian Compositae (Asteraceae): I---Cardueae and Cichorieae. Compositae Newslett. 41: 9–28.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN online Probatova. 2006. Further chromosome studies on vascular plant species from Sakhalin, Moneron and Kurile Islands. Biodivers. Biogeogr. Kuril Islands Sakhalin 2: 93–110.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN72 ALAM, s. 1972. Morphology, cytology, crossability and herbicide reaction of Sonchus arvensis L., ~- oleraceus L., and their hybrids. Bangladesh J. Bot. 1: 179-184.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 18   IPCN72 HSIEH, T-S., A.B. SCHOOLER, A. BELL, J.D. NALEWAJA. 1972. Cytotaxonomy of three Sonchus species. Amer. J. Bot. 59: 789-796.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN67-71 CURRAN, P.L. 1968. Chromosome numbers of sone Irish plants. Irish Naturalists' J. 16: 7-9.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN67-71 LEVEQUE, M., & R. GORENFLOT. 1969. Prospections caryologiques dans la flore littorale du Boulonnais. Bull. soc. Bot. Nord France 22: 27-58.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN67-71 POWELL, A.M., & R.M. KING. 1969. Chromosome numbers in the Compositae: West Indian species. Sida 3: 319-320.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN67-71 TORRES, A.M., & A.H. LIOGIER. 1970. Chromosome numbers of Dominican Compositae. Brittonia 22: 240-245.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN67-71 BORGEN L. 1970. Chromosome numbers of Macaronesian flowering plants. Nytt Mag. Bot. 17: 145-161.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN67-71 HSU, c.-c. 1970. Preliminary chromosome studies on the vascular plants of Taiwan (III) The aster family, Compositae. Taiwania 15: 17-29.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN67-71 KUZMANOV, B.A., & S.I. KOZUHAROV. 1970. In IOPB chromosome number reports XXVI. Taxon 19: 264-269.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   18 IPCN67-71 OHNO, R. 1971. Chromosome studies in some species of the phanerogamous plants. Seibutsu Kyozai Kikonai Marine Biol. Lab. Hokkaido Univ. Educ. S: 69-71.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 9   IPCN67-71 SHARMA, A., & A.K. SARKAR (Editors). 1967-68. Chromosome number reports of plants in Annual Report, Cytogenetics Laboratory, Department of"li"otany, University of Calcutta. The Research Bulletin. 2: 38-Q8.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN67-71 VAN LOON, J.C., T.W.J. GADELLA, & E. KLIPHUIS. 1971. Cytological studies in some flowering plants from Southern France. Acta Bot. Neerl. 20: 157-166.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16 32 IPCN67-71 WALTER, R., & E. KUTA. 1971. Cytological and embryological studies in Sonchus L. I. Sonchus asper (L.) Hill. and Sonchus oleraceus L. Acta Biol. Cracov., Ser. Bot. 14: 103-109.
!   Sonchus oleraceus var. triangularis Wallr. Sonchus oleraceus (L.) L.   32 IPCN67-71 FERNANDES, A., & M. QUEIROS. 1971. Contribution a la connaissance cytotaxinomique des Spermatophyta du Portugal. II Compositae Bol. soc. Brot. 45 (ser. 2l: 5-122.
!   Sonchus oleraceus subsp. oleraceus Sonchus oleraceus (L.) L.   16 Love, 1948 Marchal 1920. Erlandsson (L. & L. 1942 b).
!   Sonchus oleraceus subsp. oleraceus Sonchus oleraceus (L.) L.   32 Love, 1948 Barber 1941, Rutland 1941.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN73-74 NORDENSTAM, B. 1972. Chromosome numbers in some Compositae from Egypt. Bot. Notiser 125: 393-396.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN73-74 TURNER, B.L;, A.M. POWELL, & T.J. WATSON, JR. 1973. Chromosome numbers in Asteraceae. Amer. J. Bot. 60: 592-596.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN73-74 DAHLGREN, R., TH. KARLSSON, & P. LASSEN. 1971. Studies on the flora I < the Balearic Islands. I. Chromosome numbers in Balearic angiosperms. sot. Notiser 124: 249~269.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN73-74 EDMONDS, J.M., P.O. SELL, & S.M. WALTERS. 1974. Some British chromosome counts in the Compositae sub-family Cichorioideae. Watsonia 10: 159-161.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   IPCN73-74 CHAACK, C.G., J.T. WITHERSPOON, & T.J. WATSON. 1974. In IOPB chromosome number reports XLV. Taxon 23: 619-624.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN73-74 STRID, A. 1971. Chromosome numbers in some Albanian angiosperms. Bot. Notiser 124: 490-496.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IPCN73-74 MAJOVSKY, J., ET AL. 1974. Index of chromosome numbers of Slovakian flora. (Part 3). Acta Fac. Rerum Nat. Univ. Comenianae Bot. 22: 1-20.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   16 Kumar, 1987 Marchal, E. 1920; Tischler, G. 1934, 1937 ; Rohweder, H. 1937 ; Erlandsson (Love, A. & Love, D. 1942b)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   18 Kumar, 1987 Sharma, A. & Sarkar, A.K. 1967-1968; Ohno, R. 1971
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Kumar, 1987 Ishikawa, M. 1916; Cooper, D.C. & Mahony, K.L. 1935; Barber, H.N. 1941 ; Rutland, J.P. 1941; Heiser, C.B. & Whitaker, T.W. 1948; P6lya, L. 1949 ; Stebbins, G.L. et al. 1953; Jinno, T. 1956; Mulligan, G.A. 1957; Nisioka, T. 1958 ; Henin (Boulos, L. 1960) ; Larsen, K. 1960b ; Mehra, P.N. & Sidhu, S.S. 1960 ; Turner, B.L., Ellison, W.L. & King, R. 1961 ; Koul, M.L.H. 1964a ; Mehra, P.N. et al. 1965 ; Curran, P.L. 1968; Leveque, M. & Gorenflot, R. 1969 ; Powell, A.M. & King, R.M. 1969b ; Borgen, L. 1970; Hsu,, C.-C. 1970; Kuzmanov, B.A. & Kozuharov, S.I. 1970; Torres, A.M. & Liogier, A.H. 1970 ; Dahlgren, R. et al. 1971 ; Strid, A. 1971 ; Van Loon, J.C. et al. 1971 ; Walter, R. & Kuta, E. 1971 ; Alam, S. 1972; Nordenstam, B. 1972; Roux, P.J. & Boulos, L. 1972; Turner, B.L. et al. 1973 ; Edmonds, J.M. et al. 1974; Remanandan, P. & Mehra, P.N. 1974 ; Schaack, C.G. et al. 1974 ; Peng, C.-I. & Hsu, C.-C. 1977, 1978 ; Tomb, A.S. et al. 1978 ; Kliphuis, E. & Wieffer- ing, J.H. 1979 ; Gill, B.S., Gupta, R.C. & Kaur, S. 1980; Jansen R.K. & Stuessy, J.F. 1980; Van Loon, J. Chr. 1980
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   36 Kumar, 1987 Hsieh, T.-S. et al. 1972; Bir, S.S. & Sidhu, M. 1980
!   Sonchus oleraceus subsp. oleraceus Sonchus oleraceus (L.) L.   25 Kumar, 1987 Barber, H.N. 1941
!   Sonchus asper P. Gaertn. & al. Sonchus oleraceus (L.) L.   18 eFlora  
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32,36 eFlora  
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   16 Fedorov, 1974 Marchal 1920
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   16 Fedorov, 1974 Ti~chler 1934, 19:17
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   16 Fedorov, 1974 Rohweder 1937
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   16 Fedorov, 1974 Erlandsson (Love A., Love D. 1942b)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Ishikawa 1916
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Cooper D. C., Mahony 1935
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Barber 1941b
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Rutland 1941
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Heiser, Whitaker 1948
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Polya 1949
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Stebbins et al. 1953
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Jinno 1956b
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Mulligan 1957
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Nisioka 1958
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Henin (Boulos 1960)
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Larsen 1960b
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Turner, Ellison, King 1961
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Koul M. t. 1964a
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Fedorov, 1974 Mehra P. N. et al. 1965
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Darlington, 1955 Stebbins et al. 1953
!   Sonchus asper Hall ex G. Gaertn. & B. Mey. & Scherb. Sonchus oleraceus (L.) L.   18 Darlington, 1955 Stebbins et al. 1953
!   Sonchus oleraceus subsp. oleraceus Sonchus oleraceus (L.) L.   (16 Darlington, 1955 Barber 1941b nat. hybrid
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 IAPT/IOPB IAPT/IOPB Chromosome Data 18
!   Sonchus oleraceus subsp. oleraceus Sonchus oleraceus (L.) L.   32 C-values database Band SR. (pers. comm. 1984).
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   2n = 32 Austria_checklist Kiehn, M., Vitek, E., Hellmayr, E. et al. 1991. Beitr?ge zur Flora von ?sterreich: Chromosomenz?hlungen. Verh.Zool.-Bot.Ges.?sterreich 128, 19-39.°
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   Cave1956 Jinno a
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Cave1957 Mulligan
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 Cave1958 Nisioka 1958
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 9 0 CromoCat 2015 Sharma, A. K. (1970). Annual report, 1967-1968 Res. Bull. Univ. Calcutta (Cytogenetics Lab.) 2: 1-50
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 18   CromoCat 2015 Gupta, R. C., Gill, B. S. & Garg, R. K. (1989). Chromosomal conspectus of western Himalayan Compositae. Aspects Pl. Sci. 11: 427-437
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 18 0 CromoCat 2015 Jansen, R. K. & Stuessy, T. F. (1980). Chromosome counts of compositae from Latin America. Amer. J. Bot. 76: 585–594.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16II   CromoCat 2015 Carr, G. D., King, R. M., Powell, A. M. & Robinson, H. (1999). Chromosome numbers in Compositae. XVIII Amer. J. Bot. 86: 1003-1013.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Carr, G. D., King, R. M., Powell, A. M. & Robinson, H. (1999). Chromosome numbers in Compositae. XVIII Amer. J. Bot. 86: 1003-1013.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Gallego, M. J. (1985). Números cromosómicos para la flora española, 404-408. Lagascalia 13(2): 311-313.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Hsu, C. -C. (1970). Preliminary chromosome studies on the vascular plants of Taiwan (III). The aster family, Compositae. Taiwania 15: 17-29.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Mehra, P. N., B. S. Gill, J. K. Mehta & S. S. Sidhu. (1965a). Cytological investigations on the Indian Compositae. I. North Indian taxa. Caryologia 18: 35-68.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Mejías, J. A. & M. J. Díez. (1993). Palynological and cytological observations in Spanish Sonchus (Asteraceae). Grana 32: 343-347.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Powell, A. M. & R. M. King. (1969a). Chromosome numbers in the Compositae: West Indian species. Sida 3: 319-320.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Razaq, Z. A., S. Khatoon & S. I. Ali. (1988). A contribution to the chromosome numbers of Compositae from Pakistan. Pak. J. Bot. 20: 177-189.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Roux, J. & L. Boulos. (1972). Révision systématique du genre Sonchus L. s. l. II. Étude caryologique. Bot. Not. 125: 306-309.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Schaack, C. G., J. T. Witherspoon & T. J. Watson. (1974). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports XLV]. Taxon 23(4): 622-623.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16   CromoCat 2015 Walter, R. & E. Kuta. (1971). Cytological and embryological studies in Sonchus L. I. Sonchus asper (L.) Hill and Sonchus oleraceus L. Acta Biol. Cracov., Ser. Bot. 14: 103-109.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 16 0 CromoCat 2015 Bala, S. & Gupta, R. C. (2011). IAPT/IOPB Chromosome Data 12 Taxon 60:1784-1786
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 10 0 CromoCat 2015 Sun, B. y., M. R. Sul, J. A. Im, C. H. Kim & T. J. Kim. (2002). Evolution of endemic vascular plants of Ulleungdo and Dokdo in Korea—floristic and cytotaxonomic characteristics of vascular flora of Dokdo. Korean J. Pl. Taxon. 32: 143–158.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 0 32 CromoCat 2015 Gemeinholzer (2005). New chromosome counts for some Lactuceae (Compositae). Compositae Newslett. 42: 43–46.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 0 32 CromoCat 2015 Jansen, R. K. & Stuessy, T. F. (1980). Chromosome counts of compositae from Latin America. Amer. J. Bot. 76: 585–594.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 0 32 CromoCat 2015 Kamel (2004). Cytotaxonomical investigations of the Egyptian Compositae (Asteraceae): I—Cardueae and Cichorieae. Compositae Newslett. 41: 9–28.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L. 0 32 CromoCat 2015 Probatova. (2006). Further chromosome studies on vascular plant species from Sakhalin, Moneron and Kurile Islands. Biodivers. Biogeogr. Kuril Islands Sakhalin 2: 93–110.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Arohonka, T. (1982). Kromosomilukumäärityksiä Nauvon Seilin saaren putkilokasveista. (Chromosome counts of vascular plants of the island Seiliin Nauvo, SW Finland) Turun Yliopiston Biologian Laitoksen Julkaisuja 3: 1-12.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Auquier, P. & Renard, R. (1975). Nombres chromosomiques de quelques Angiospermes du Rwanda, Burundi et Kivu (Zaïre). I. Bull. Jard. Bot. Natl. Belgique 45: 421-445.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Barber, H. N. (1941a). Spontaneus hybrids between Sonchus asper and S. oleraceus. Ann. Bot. (London) 5: 375-377.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Borgen, L. (1970). Chromosome numbers of Macaronesian flowering plants. Nytt Mag. Bot. 17: 145-164.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Cooper, D. C. & Mahony, K. L. (1935). Cytological observations on certain Compositae. Amer. J. Bot. 22: 843-848.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Curran, P. L. (1968). Chromosome numbers of some Irish plants. Irish Naturalists' J. 16: 7-9.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Dahlgren, R., Karlsson, Th. & Lassen, P. (1971). Studies on the Flora of the Balearic Islands, I. Chromosome numbers in Balearic Angiosperms. Bot. Not. 124(1): 249-269.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Dalgaard, V. (1986a). Chromosome studies in flowering plants from Macaronesia. Anales Jard. Bot. Madrid 43: 83-111.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Fernandes, A. & França, F. (1975). Sur les nombres chromosomiques de quelques plantes du Mozambique. Revista Ci. Biol., Sér. A 7: 83-106.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Ishikawa, M. (1916). A list of the numbers of chromosomes. Bot. Mag., Tokyo 30: 404-448.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Jinno, T. (1956). On the relation between the chromosomes numbers and the flora growing in the coast of the inland sea in Japan. Jap. J. Genet. 31: 147-150.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Kiehn, M., Vitek, E., Hellmayr, E., Walter, J., Tschenett, J., Justin, C. & Mann, M. (1991). Beiträge zur Flora von Österreich: Chromosomenzählungen. Verhandlungen der Zoologisch-botanischen Gesellschaft in Wien 128: 19-39
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Kliphuis, E. & Barkoudah, Y. I. (1977). Chromosome numbers in some Syrian Angiosperms. Acta Bot. Neerl. 26: 239-249.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Kliphuis, E. & Wieffering, J. H. (1979). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXIV]. Taxon 28(4): 398-400.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Kuzmanov, B. & Kozuharov, S. I. (1970). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports XXVI]. Taxon 19(2): 265-266.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Kuzmanov, B., Georgieva, S. & Nikolova, M. (1993a). Karyological study of Bulgarian Asteraceae. Vll. Fitologija 44: 16-31.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Leveque, M. & Gorenflot, R. (1969). Prospections caryologiques dans la flore littorale du Boulonnais. Bull. Soc. Bot. France 22: 27-58.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Loon van, J. C. (1980b). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXIX]. Taxon 29(5): 718-720.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Loon van, J. C., Gadella, Th. W. J. & Kliphuis, E. (1971). Cytological studies in some flowering plants from Southern France. Acta Bot. Neerl. 20: 157-166.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Májovsky, J. (1974a). Index of chromosome numbers of Slovakian flora. (Part 3). Acta Fac. Rerum Nat. Univ. Comenianae, Bot. 22: 1-20.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Mejías, J. A. & M. J. Díez. (1993). Palynological and cytological observations in Spanish Sonchus (Asteraceae). Grana 32: 343-347.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Mesquita Rodrigues, J. E. (1953). Contribuiçao para o conhecimento cariológico das halófilas e psamófitas litorais. Diss. Univ. Coimbra 1-210
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Mulligan, G. A. (1957). Chromosome numbers of Canadian weeds. I. Canad. J. Bot. 35: 779-789.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Nazarova, E. (1984). Chromosome numbers in the Caucasian representatives of the families Asteraceae, Brassicaceae, Fabaceae, Limoniaceae. Bot. Žurn. 69(7): 972-975.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Nishioka, T. (1958). Karyotype analysis in Japanese Cichorieae. II. Jap. J. Genet. 33: 65-68.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Nordenstam, B. (1972). Chromosome numbers in some Compositae from Egypt. Bot. Not. 125: 393-396.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Pajarón Sotomayor, S. (1982). Números cromosomáticos de plantas occidentales, 169-175. Anales Jard. Bot. Madrid 38(2): 519-522.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Peng, C. -I. (1977). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LVIII]. Taxon 26(5/6): 562-564.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Pólya, L. (1949). Chromosome numbers of some Hungarian plants. Acta Geobot. Hung. 6: 124-137.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Roux, J. & L. Boulos. (1972). Révision systématique du genre Sonchus L. s. l. II. Étude caryologique. Bot. Not. 125: 306-309.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Rutland, J. P. (1941). The Merton Catalogue. A list of chromosome numbers of British plants. New Phytol. 40(3): 210-214.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Santos Guerra, M., dos. (1986). Citogenética de Angiospermas colectadas em Pernambuco. I. Brazil. J. Genetics 9: 21-40.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Torres, A. M. & A. H. Liogier. (1970). Chromosome numbers of Dominican Compositae. Brittonia 22: 240-245.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Turner, B. L., W. L. Ellison & R. M. King. (1961). Chromosome numbers in the Compositae. IV. North American species, with phyletic interpretations. Amer. J. Bot. 48: 216-223.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   32 CromoCat 2015 Walter, R. & E. Kuta. (1971). Cytological and embryological studies in Sonchus L. I. Sonchus asper (L.) Hill and Sonchus oleraceus L. Acta Biol. Cracov., Ser. Bot. 14: 103-109.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   36 CromoCat 2015 Belaeva, V. A. & Siplivinsky, V. N. (1977). Chromosome numbers and taxonomy of some species of Baikal flora. III. Bot. Žurn. 62: 1132-1142.
!   Sonchus oleraceus (L.) L. Sonchus oleraceus (L.) L.   64 CromoCat 2015 Hiremath, B. S. & Chennaveeraiah, M. S. (1985). Cytological studies in Sonchus oleraceous Linn. Proceedings of the Indian Academy of Sciences. Plant Sciences 95: 373-377