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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Ruffin, J
    Type: Article
    In: Rhodora
    Volume: 79
    Date: 1977
    Page Range: 583--585
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  2. By: Ruffin, J
    Type: Article
    In: Entomological news
    Volume: 106
    Date: 1995
    Page Range: 267--267
    Publication Info: [Philadelphia], American Entomological Society, 1925-