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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Hounsell, R W - Smith, E C
    Type: Article
    In: Rhodora
    Volume: 70
    Date: 1968
    Page Range: 176--192
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  2. By: Hounsell, R W - Smith, E C
    Type: Article
    In: Rhodora
    Volume: 68
    Date: 1966
    Page Range: 409--419
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],