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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Mcgregor, Ronald L - Harms, Vernon L - Poindexter, Jerold D
    Type: Article
    In: Rhodora
    Volume: 63
    Date: 1961
    Page Range: 146--148
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],