Diectomis is a genus of tropical plants in the grass family.Kunth, Karl Sigismund. 1815. Mémoires du Muséum d'Histoire Naturelle 2: 69-70 description in Latin, commentary in FrenchVorontsova, M.S., Ratovonirina, G. & Randriamboavonjy, T. (2013). Revision of Andropogon and Diectomis (Poaceae: Sacchareae) in Madagascar and the new Andropogon itremoensis from the Itremo massif. Kew Bulletin 68: 193-207. The only known species is Diectomis fastigiata, widespread across tropical parts of Africa, Asia, and the Americas.Palisot de Beauvois, Ambroise Marie François Joseph. 1812. Essai d'une Nouvelle Agrostographie 132-133Palisot de Beauvois, Ambroise Marie François Joseph. 1812. Essai d'une Nouvelle Agrostographie plate XXIII (23), figure VII (7) line drawing of flowers of Diectomis fastigiata
References