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  1. By: Lack, Hans Walter,
    Type: Article
    In: Arnoldia
    Volume: 61
    Issue: 4
    Date: 2001
    Page Range: 15--19
    Publication Info: Jamaica Plain, Mass Arnold Arboretum, Harvard University
  2. By: Kempa, Matúš - Edmondson, John - Lack, Hans Walter, - Smatanová, Janka - Marhold, Karol
    Type: Article
    In: PhytoKeys
    Volume: 75
    Date: 2016
    Page Range: 69-79
    Publication Info: Pensoft Publishers 2016
  3. By: Lack, Hans Walter,
    Type: Article
    In: Phytologia
    Volume: 42
    Date: 1979
    Page Range: 209--214
    Publication Info: Bronx Park, New York H.A. Gleason and H.N. Moldenke
  4. By: Mabberley, David J - Lack, Hans Walter, - Henwood, Murray J
    Type: Article
    In: Telopea: Journal of plant systematics
    Volume: 24
    Date: 2021-11-30
    Page Range: 395--409
    Publication Info: Sydney Royal Botanic Garden Sydney 2012-