Teixeira, G. and Monteiro, A. (2017) “Leaf Phytognostic Characters of Six Species of Hypericum L. (Hypericaceae)”, RA Journal Of Applied Research, 3(12), pp. 1302–1313. Available at: http://rajournals.in/index.php/rajar/article/view/116 (Accessed: 25 November 2024).