Festuca vivipara; the Viviparous Sheep's-Fescue is a small grass growing in dense tufts with narrow leaves. The spikelets are multi-flowered but these grow soon into viviparous shoots.
The species is very common on Iceland and can be found in all regions. It prefers open grounds, gravelly soils and drier heatherlands.
The Viviparous Sheeps's-Fescue is a member of the grass family (Poaceae, also known as Gramineae). The Icelandic name of the Viviparous Sheeps's-Fescue is Blávingur.