Jagadeesan, R., et al. “Occurrence of Vernonia Anamallica (Asteraceae) in Agasthyamalai Biosphere Reserve, Southern Western Ghats, India”. Rheedea, vol. 26, no. 2, Dec. 2016, pp. 150-2, https://doi.org/10.22244/rheedea.2016.26.02.09.