@article{62754,
      recid = {62754},
      author = {Fassett, Norman C. and Thomson, Olive S.},
      title = {Spring flora of Wisconsin : a manual of plants growing  without cultivation and flowering before June 15 /},
      publisher = {University of Wisconsin Press,},
      address = {Madison :},
      pages = {ix, 413 p. :},
      year = {1976},
      note = {Includes index.},
      url = {http://library.usi.edu/record/62754},
}