FISSIDENS LUISIERII P. VARDE (FISSIDENTACEAE, MUSCI), A NEGLECTED SPECIES FROM MACARONESIA

Abstract

  Fissidens luisierii was described by Potier de la Yarde in 1955 from the Azores. But no study of this species has been made since the original description. This species is compared and contrasted with F. adianthoides Hedw., the Asiatic F. nobilis Griff., F. polyphyllus Wits. ex B. S. G., and F. serrulatus Brid. A descripton of F. luisierii and illustrations of F. luiseirii, and F. serrulatus are provided.