Peyssonnelia grex-harveyana P. L. Crouan & H. M. Crouan

Peyssonnelia grex-harveyana is a species of red algae in the family Peyssonneliaceae.

Known occurrences, collected specimens and observations of Peyssonnelia grex-harveyana P. L. Crouan & H. M. Crouan. View this species on GBIF