This taxon name is not current. The available references for this name are:
Barringtonia gracilis (Miers) R.Knuth is more recently known as Barringtonia acutangula (L.) Gaertn.
Reason See R.J.F. Henderson in Fl.Australia 8:6 (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A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.