@misc{Oesau2009,
  author    = {Albert Oesau},
  title     = {Phascum cuspidatum SCHREB. ex HEDW. mit gez{\"a}hnten Blattspitzen - eine „Herbizidform"?},
  booktitle = {41},
  series    = {Archive for Bryology},
  number    = {041},
  type      = {periodicalpart},
  pages     = {5},
  year        = {2009},
}