Agrostis tenuis Sibth.

POWO follows these authorities in synonymising this name:

• (2021). https://www.abcjournal.org/index.php/BothaliaABC/article/view/338/159. epublication. [Cited as Agrostis capillaris.]
• Chang, C.-S., Kim, H. & Chang, K.S. (2021). Checklist of Far East Asian Vascular Flora 1: 1-626. EABCN, Seoul. [Cited as Agrostis capillaris.]
• Davis, P.H. (ed.) (1985). Flora of Turkey and the East Aegean Islands 9: 1-724. Edinburgh University Press, Edinburgh. [Cited as Agrostis capillaris.]
• Hassler, M. & Muer, T. (2022). Flora Germanica: alle Farn- und Blütenpflanzen Deutschlands in Text und Bild 1: 1-864. Verlag Regionalkultur, Uberstadt-Weiher. [Cited as Agrostis capillaris.]
• Iwatsuki, K., Boufford, D.E. & Ohba, H. (eds.) (2020). Flora of Japan IVa: 1-430. Kodansha Ltd., Tokyo. [Cited as Agrostis capillaris.]
• Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras. [Cited as Agrostis capillaris.]
• Stace, C. (2019). New Flora of the British Isles ed. 4: 1-1266. C & M Floristics. [Cited as Agrostis capillaris.]
• Vigosa-Mercado, J.L. & al. (2023). Revision of the genus Agrostis (Poaceae, Pooideae, Poeae) in Megamexico. PhytoKeys 230: 157-256. [Cited as Agrostis capillaris.]

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

• Gorchakovskii, P.L. & al. (1994). Opredelitel' sosudistykkhrastenii srednego Urala: 1-524. Nauka, Moscow. [Cited as Agrostis tenuis.]