Plants : PoaceaeFerns and Flowering Plants

Festuca vivipara (L.) Smith

Viviparous Sheep's-fescue

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Festuca vivipara

Description: This is closely related to Festuca ovina, but is easily distinguished from this and any other fescue by being viviparous. This means that small grass plants grow in place of the flowers, giving this grass a very distinctive appearance. No other species of grass in Northern Ireland normally behaves in this way (Poa alpina is somewhat similar but does not grow in Northern Ireland, being confined to Co.s Kerry and Sligo).

It is frequent in upland situations in hilly districts such as the Mournes, the Antrim Hills and the Sperrins.

All names: Festuca vivipara (L.) Smith

Distribution Map from NBN: Festuca vivipara at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Festuca vivipara at iNaturalist World Species Observations database.

 Hackney, P., 2026. Festuca vivipara. (L.) Smith. [In] Flora of Northern Ireland.
https://habitas.org/flora/species.php?item=2523. Accessed on 2026-11-02.