This taxon name is current. The available references for this name are:
Guichenotia angustifolia (Turcz.) C.A.Gardner is a nomenclatural synonym.
Reason See National Species List. https://id.biodiversity.org.au/instance/apni/772288 [accessed 15/06/2018]
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A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.