PortieriaPortieria is a genus of red algae in the family Rhizophyllidaceae.SpeciesThe following species are recognised in the genus Portieria:Portieria dichotoma P. C. SilvaPortieria harveyi P. C. SilvaPortieria hornemannii P. C. SilvaPortieria japonica P. C. SilvaPortieria spinulosa P. C. SilvaPortieria tripinnata P. C. Silva