Commelina thomasii Hutch.

POWO follows these authorities in synonymising this name:

• Faden, R. (2012). Commelinaceae. Flora of Tropical East Africa: 1-244. [Cited as Commelina acutispatha.]
• Sosef, M.S.M. & al. (eds.) (2020). Flore du Gabon 55: 1-137. Muséum National D'Histoire Naturelle, Paris. [Cited as Commelina acutispatha.]
• Velayos, M., Aedo, C., Cabezas, F., de la Estrella, M., Barberá, P. & Fero, M. (eds.) (2014). Flora de Guinea Ecuatorial 11: 1-416. Consejo superior de investigaciones científicas, Real jardín botánico, Madrid. [Cited as Commelina acutispatha.]

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

• Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers. [Cited as Commelina thomasii.]
• Cabezas, F.J., de la Estrella, M., Aedo, C. & Velayos, M. (2009). Checklist of Commelinaceae of Equatorial Guinea (Annobón, Bioko and Río Mundi). Botanical Journal of the Linnean Society 159: 106-122. [Cited as Commelina thomasii.]
• Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Commelina thomasii.]
• Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon. Scripta Botanica Belgica 35: 1-438. [Cited as Commelina thomasii.]

Flora of West Tropical Africa

• Hutch. F.W.T.A., ed. 1, 2: 318 (1936), Engilsh descr. only
• J. K. Morton in J. Linn. Soc. 55: 528, fig. 26 (1956)
• J. K. Morton in J. Linn. Soc. 60: 189 (1967).
• in Kew Bull. 1939: 243