''Festuca filiformis'', known by the common names fine-leaf sheep fescue, fine-leaved sheep's-fescue, hair fescue, and slender fescue, is a species of

grass Poaceae () or Gramineae () is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos and the grasses of natural grassland and species cultivated in law ...

. It is native to Europe, and it is widespread elsewhere as an

introduced species An introduced species, alien species, exotic species, adventive species, immigrant species, foreign species, non-indigenous species, or non-native species is a species living outside its native distributional range, but which has arrived the ...

and often a weed.

References

filiformis Plants described in 1794 {{Pooideae-stub