This taxon name is not current. The available references for this name are:
Casuarina decaisneana F.Muell. is more recently known as Allocasuarina decaisneana (F.Muell.) L.A.S.Johnson
Reason See: J.Adelaide Bot.Gard.6:74(1982)
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A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.