Portieria is a genus of red algae in the family Rhizophyllidaceae.
Species The following species are recognised in the genus Portieria: Portieria dichotoma (Hauck) P. C. Silva Portieria harveyi (J. Agardh) P. C. Silva Portieria hornemannii (Lyngbye) P. C. Silva Portieria japonica (Harvey) P. C. Silva Portieria spinulosa (Kützing) P. C. Silva Portieria tripinnata (Hering) P. C. Silva
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