Evaluation of Pharmacognostic Characteristics of the Leaf of Ageratum houstonianum Mill. Compositae. NJPR [Internet]. 28 Aralık 2020 [a.yer 05 Haziran 2026];16(2):107-15. Erişim adresi: https://ojshostng.com/index.php/njpharmaceuticalsciences/article/view/1542