This taxon name is not current. The available references for this name are:
Petrophile chrysantha subsp. Watheroo (K.M. Allan 57) is more recently known as Petrophile septemfida Rye & K.A.Sheph.
Reason See B.L. Rye et al. in Nuytsia 21:53(2011)
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A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.