Soumya, M., Sojan, J., Suresh, V. & Nair, M.C. (2017)

Oldenlandia vasudevanii (Spermacoceae, Rubiaceae) a new species from the Southern Western Ghats, India

. Phytotaxa 305 (1): 41–46. https://doi.org/10.11646/phytotaxa.305.1.6