collectively to all of the economically important species in the eight genera that used to be known as Porphyra
(this includes species in the genus Pyropia and Wildemania, in particular). The type species for Porphyra is Porphyra
purpurea. For future reference, the sub Asian species Porphyra yezoensis and the Northwest Atlantic
species Porphyra leucosticta are now in the genus Pyropia