dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Davison, Paul G. - Risk, Allen C.
    Type: Article
    In: Evansia
    Volume: 9
    Issue: 2
    Date: 1992
    Page Range: 52--55
    Publication Info: Springfield, Mo American Bryological and Lichenological Society c1984-
  2. By: Risk, Allen C.
    Type: Article
    In: Evansia
    Volume: 16
    Issue: 2
    Date: 1999
    Page Range: 49--58
    Publication Info: Springfield, Mo American Bryological and Lichenological Society c1984-
  3. By: Richardson, Channing - Risk, Allen C.
    Type: Article
    In: Journal of the Kentucky Academy of Science
    Volume: 69
    Issue: 2
    Date: 2008-09
    Page Range: 124--133
    Publication Info: Lexington, KY The Academy 1998-