@article{GregorBoenselStarkeOttichetal.2014,
  author    = {Thomas Gregor and Dirk B{\"o}nsel and Indra Starke-Ottich and Oliver Tackenberg and R{\"u}diger Wittig and Georg Zizka},
  title     = {Epilobium brachycarpum : a fast-spreading neophyte in Germany},
  journal   = {Tuexenia : Mitteilungen der Floristisch-Soziologischen Arbeitsgemeinschaft},
  volume    = {33},
  pages     = {259 -- 283},
  year      = {2014},
}