Poudeyal, M. R. and Ghimire, S. K. (2012) “Habitat differentiation and population traits variation between the rare Meconopsis napaulensis and the common congener M. paniculata: Implications for rare plant management”, Botanica Orientalis: Journal of Plant Science, 8, pp. 57–69. doi: 10.3126/botor.v8i0.5959.