This taxon name is not current. The available references for this name are:
Agrostis avenacea J.F.Gmel. is more recently known as Lachnagrostis filiformis (G.Forst.) Trin.
Reason See A.J. Brown in Muelleria 37:83 (2019)
See also: A longer explanation of these and other terms in our Plant Names Primer.
A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.