This taxon name is not current. The available references for this name are:
Acianthus R.Br. is an excluded name.
Reason This genus does not occur in WA. See G.N. Backhouse et al. in Checklist of the orchids of Australia including its island territories: 4 (2016)
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A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.