@article{HoehndorfAlshahranGkoutosetal.2017,
  author    = {Robert Hoehndorf and Mona Alshahran and Georgios V. Gkoutos and George Gosline and Quentin Groom and Thomas Hamann and Jens Kattge and Sylvia Mota de Oliveira and Marco Schmidt and Soraya Sierra and Erik Smets and Rutger Aldo Vos and Claus Weiland},
  title     = {The flora phenotype ontology (FLOPO) : tool for integrating morphological traits and phenotypes of vascular plants},
  journal   = {Journal of biomedical semantics},
  volume    = {7},
  number    = {1, Art. 65},
  pages     = {1 -- 11},
  doi       = {10.1186/s13326-016-0107-8},
  year      = {2017},
}