@article{Jagel2013,
  author    = {Armin Jagel},
  title     = {Parnassia palustris - Sumpf-Herzblatt (Parnassiaceae)},
  journal   = {Jahrbuch des Bochumer Botanischen Vereins},
  volume    = {4},
  pages     = {225 -- 228},
  year      = {2013},
}