@misc{Frahm2009,
  author    = {Jan-Peter Frahm},
  title     = {Marchantia paleacea erstmalig in Deutschland gefunden},
  booktitle = {47},
  series    = {Archive for Bryology},
  number    = {047},
  type      = {periodicalpart},
  pages     = {3},
  year        = {2009},
}