This taxon name is not current. The available references for this name are:
Wahlenbergia gracilis (G.Forst.) Schrad. is more recently known as Wahlenbergia gracilis (G.Forst.) A.DC.
Reason See P.J. Smith in Telopea 5(1):149 (1992)
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A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.