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  1. By: Schulz, Christian - Little, Damon P - Stevenson, Dennis Wm - Nowogrodzki, Anna - Paquiot, David
    Type: Article
    In: American fern journal
    Volume: 100
    Date: 2010
    Page Range: 167--171
    Publication Info: [Washington, etc.] American Fern Society
  2. By: Stevenson, Dennis Wm
    Type: Article
    In: Journal of the Arnold Arboretum
    Volume: 60
    Issue: 1
    Date: 1979
    Page Range: 163--165
    Publication Info: Cambridge, Mass Arnold Arboretum, Harvard University [etc.] 1919-
  3. By: Stevenson, Dennis Wm
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 23
    Date: 1975
    Page Range: 198--204
    Publication Info: Berkeley, California Botanical Society,
  4. By: Stevenson, Dennis Wm
    Type: Article
    In: Journal of the Arnold Arboretum
    Volume: 1
    Date: 1991
    Page Range: 367--384
    Publication Info: Cambridge, Mass, The University, 1991-