R. Ramasubbu, P. A. Bechu, K. Kalaiselvan, and S. Anjana, “Vincetoxicum pulneyensis (Asclepiadoideae; Apocynaceae), a new species from the Southern Western Ghats of India”, Phytotaxa, vol. 762, no. 1, pp. 77–84, Jun. 2026.