| Berula erecta (Huds.) Coville | Hamal, I. A., A. LANGER & A. K. Koul. 1986. Nucleolar organizing region in the Apiaceae (Umbelliferae). Pl. Syst. Evol. 154: 11–30. | 86-87 | | 18 |
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| Berula erecta (Huds.) Coville | Wetschnig, W. & G. H. Leute. 1991. Chromosomenzahlen Kärntner Gefässflanzen (Teil 2, Doldenblütler---Apiaceae = Umbelliferae). Linzer Biol. Beitr. 23: 457–481. | 90-91 | 9 | |
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| Berula erecta (Huds.) Coville | Pimenov, M. G., T. V. Alexeeva & E. V. Kljuykov. 1998. Mediterranean chromosome number reports 8 (905--935). Fl. Medit. 8: 221–245. | 98-00 | | 18 |
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| Berula erecta (Huds.) Coville | Lövkvist, B. & U. M. Hultgård. 1999. Chromosome numbers in south Swedish vascular plants. Opera Bot. 137: 1–42. | 98-00 | | 18+0-2B |
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| Berula erecta (Huds.) Coville | Pogan, E., H. Wcislow & A. Jankun. 1980. Further studies in chromosome numbers of Polish Angiosperms Part XlIl. Acta Biol. Cracov., Ser. Bot. 22: 37–69. | 79-81 | | 18 |
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| Berula erecta (Huds.) Coville | Ahmad, I. & A. K. Koul. 1980. In Chromosome number reports LXVIII. Taxon 29: 543. | 79-81 | | 18 |
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| Berula erecta (Huds.) Coville | Ferakova, V. 1976. In Index of chromosome numbers of Slovakian flora. Part 5. Acta Fac. Rerum Nat. Univ. Comenianae, Bot. 25: 1–18. | 75-78 | | 18 |
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