Holotype of Py. columbiensis. South end of West Beach, Calvert Island, British Columbia, Canada, S.C. Lindstrom 15596, 18 Feb 2014, UBC A90636.

  Part of: Lindstrom SC, Hughey JR, Rosas LEA (2015) Four new species of Pyropia (Bangiales, Rhodophyta) from the west coast of North America: the Pyropia lanceolata species complex updated. PhytoKeys 52: 1-22. https://doi.org/10.3897/phytokeys.52.5009