Wijkia carlottae, or Carlott's wijkia moss, is a species of moss of the family Pylaisiadelphaceae and genus Wijkia. It is endemic to the Haida Gwaii archipelago in British Columbia, Canada. It occurs in a number of different habitats, but only 10 occurrences are known. It is possibly threatened by logging and it currently classified as vulnerable by NatureServe.^[1]