K. S. Sayoojia, A. K. Sreekala, and P. N. Shaiju, “Gynostemium morphology and floral biology of Thottea duchartrei Sivar., A.Babu & Balach. (Aristolochiaceae), an endemic species from Western Ghats, India”, Plant Sci. Today, vol. 8, no. 4, pp. 924–932, Oct. 2021.