DHAWAL, A.; PANDEY, R.; PANDEY, V. N. Occurrence, phenology and traditional uses of Helminthostachys zeylanica in northeastern terai region of Uttar Pradesh, India. The Journal of the Indian Botanical Society, [S. l.], v. 103, n. 04, p. 302–305, 2023. Disponível em: https://jibs.mripub.com/index.php/JIBS/article/view/219. Acesso em: 8 may. 2025.