Calamagrostis villosa is a species of flowering plant from the family Poaceae which is native to Europe.

[1] The species is perennial and caespitose with short rhizomes and 50–150 centimetres (20–59 in) long culms.

It ligule have an eciliate membrane which is 3–5 millimetres (0.12–0.20 in) long and is also lacerate.

[1] Fertile lemma is keelless, membranous, oblong and is 2.5–3.5 millimetres (0.098–0.138 in) long.

The fruits are caryopses with additional pericarp and punctiform hilum.