Arana, M. D., Reinoso, H. and Oggero, A. J. (2014) “Morphology and anatomy of caulinar axes, lycophylls and sporangia of Phlegmariurus phylicifolius: a contribution to the systematics of Neotropical Lycopodiaceae”, Revista de Biología Tropical, 62(3), pp. 1217–1227. doi: 10.15517/rbt.v62i3.12843.