Nagahama, N., Vegetti, A.C., Anton, A.M. & Norrmann, G.A. (2013) Synflorescence analysis in South American species of Andropogon section Leptopogon (Andropogoneae, Poaceae): a tool to identify different ploidy levels. Phytotaxa 82 (2): 45–63. https://doi.org/10.11646/phytotaxa.82.2.1