Ctenium somalense (Chiov.) Chiov.

POWO follows these authorities in synonymising this name:

• Longhi-Wagner, H.M., Cope, T.A. (2014). The genus Ctenium (Poaceae: Chloridoideae: Chlorideae) in Africa. Kew Bulletin 69(9541): 1-30. [Cited as Ctenium concinnum.]
• Oulo, M., Hu, G.W. & Sosef, M.S.M. (2023). Flore d'Afrique Centrale (Zaïre - Rwanda - Burundi), n.s., Graminae Tribu XXX. Cynodonteae: 1-139. Jardin Botanique National de Belgique, Meise. [Cited as Ctenium concinnum.]

This name was accepted following an alternative taxonomy by these authorities:

• Clayton, W.D., Phillips, S.M., Renvoize, S.A. (1974). Gramineae. Flora of Tropical East Africa 2: 177-449. [Cited as Ctenium somalense.]
• Cope, T. (1999). Flora Zambesiaca 10(2): 1-261. Royal Botanic Gardens, Kew. [Cited as Ctenium somalense.]
• Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew. [Cited as Ctenium somalense.]
• Figueiredo, E. & Smith, G.F. (2008). Plants of Angola. Strelitzia 22: 1-279. National Botanical Institute, Pretoria. [Cited as Ctenium somalense.]
• Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Ctenium somalense.]
• 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. [Cited as Ctenium somalense.]
• Ndabaneze, P. (1989). Catalogue des Graminées du Burundi. Lejeunia; Revue de Botanique, n.s., 132: 1-127. [Cited as Ctenium somalense.]
• Troupin, G. (ed.) (1988). Flora du Rwanda 4: I-X, 1-651. Musee Royal de l'Afrique Centrale. [Cited as Ctenium somalense.]