In the article titled “Sedative and Hypnotic Activities of the Methanolic and Aqueous Extracts of Lavandula officinalis from Morocco” [1], there was a substantial amount of material from previously published articles, including the following sources cited as [4, 6, 31]:(i)F. Huang, Y. Xiong, L. Xu, S. Ma, and C. Dou, “Sedative and hypnotic activities of the ethanol fraction from Fructus Schisandrae in mice and rats,” Journal of Ethnopharmacology, vol. 110, no. 3, pp. 471–475, 2007. [2].(ii)G. Pérez-Ortega, P. Guevara-Fefer, M. Chávez et al., “Sedative and anxiolytic efficacy of Tilia americana var. mexicana inflorescences used traditionally by communities of State of Michoacan, Mexico,” Journal of Ethnopharmacology, vol. 116, no. 3, pp. 461–468, 2008. [3].(iii)G. Zapata-Sudo, T. C. F. Mendes, M. A. Kartnaller et al., “Sedative and anticonvulsant activities of methanol extract of Dorstenia arifolia in mice,” Journal of Ethnopharmacology, vol. 130, no. 1, pp. 9–12, 2010. [4]. Additionally, the article was also found to contain a substantial amount of material, without citation, from previously published articles, including the following sources:(iv)E. Aguirre-Hernández, A. L. Martínez, M. E. González-Trujano, J. Moreno, H. Vibrans, M. Soto-Hernández, “Pharmacological evaluation of the anxiolytic and sedative effects of Tilia americana L. var. mexicana in mice,” Journal of Ethnopharmacology, vol. 109, no. 1, 2007. [5].(v)O. O. Adeyemi, A. J. Akindele, O. K. Yemitan, F. R. Aigbe, F. I. Fagbo, “Anticonvulsant, anxiolytic and sedative activities of the aqueous root extract of Securidaca longepedunculata Fresen.,” Journal of Ethnopharmacology, vol. 130, no. 2, 2010. [6].