Exotheca is a monotypic genus of and plants in the Poaceae.[ Andersson, Nils Johan 1856. Nova Acta Regiae Societatis Scientiarum Upsaliensis 2: 253-255 description in Latin; figure captions on page 255][ Andersson, Nils Johan 1856. Nova Acta Regiae Societatis Scientiarum Upsaliensis 2: plate 3, figures a-h at lower right line drawings of Exotheca abyssinica][ Grassbase - The World Online Grass Flora]
The only known species is Exotheca abyssinica, which has a disjunct (discontinuous) distribution. It is native to Vietnam, Eastern Africa, and Southeastern Africa (from Eritrea to Mozambique).[Lewalle, J. (1970). Liste floristique et répartition altitudinale de la flore du Burundi occidental: 1-84. Université officielle de Bujumbura.][Clayton, W.D. & Renvoize, S.A. (1982). Gramineae. Flora of Tropical East Africa 3: 451-898.][Troupin, G. (ed.) (1988). Flora du Rwanda 4: I-X, 1-651. Musee Royal de l'Afrique Centrale.][Ndabaneze, P. (1989). Catalogue des Graminées du Burundi. Lejeunia; Revue de Botanique , n.s., 132: 1-127.][Hedberg, I. & Edwards, S. (eds.) (1995). Flora of Ethiopia and Eritrea 7: 1-430. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.][Cope, T.A. (2002). Flora Zambesiaca 10(4): 1-190. Royal Botanic Gardens, Kew.][ Camus, Aimée Antoinette 1919. Bulletin du Muséum d'Histoire Naturelle 25: 134-136 description in Latin, commentary in French; as Cymbopogon chevalieri]