This taxon name is not current. The available references for this name are:
Pentzia suffruticosa (L.) Merxm. is more recently known as Oncosiphon suffruticosum (L.) Källersjö
Reason: See Kallersjo, Bot.J.Linn.Soc.96:299-322(1988)
See also: A longer explanation of these and other terms in our Plant Names Primer.
A taxon name which is no longer current will retain its ‘Threatened’ status until publication of the next Threatened Flora - Rare Flora Notice.