This taxon name is current. The available references for this name are:
Polyphysa peniculus (Turner) J.Agardh is a nomenclatural synonym.
Reason See S. Berger et al. in Phycologia 42:506-561 (2003)
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A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.