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  1. Floral biology and systematics of Eucnide (Loasaceae)
    By: Ernst, W R - Thompson, H J
    Type: Article
    In: Journal of the Arnold Arboretum
    Volume: 48
    Date: 1967
    Page Range: 56--88
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  2. The genera of Berberidaceae, Lardizabalaceae, and Menispermaceae in the southeastern United States
    By: Ernst, W R
    Type: Article
    In: Journal of the Arnold Arboretum
    Volume: 45
    Date: 1964
    Page Range: 1--35
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  3. The genera of Capparaceae and Moringaceae in the southeastern United States
    By: Ernst, W R
    Type: Article
    In: Journal of the Arnold Arboretum
    Volume: 44
    Date: 1963
    Page Range: 81--95
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  4. The genera of Hamamelidaceae and Platanaceae in the southeastern United States
    By: Ernst, W R
    Type: Article
    In: Journal of the Arnold Arboretum
    Volume: 44
    Date: 1963
    Page Range: 193--210
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  5. A NEW SPECIES OF CLARKIA (ONAGRACEAE)
    By: Lewis, Harlan - Ernst, W R
    Type: Article
    In: Madroño
    Volume: 12
    Date: 1953
    Page Range: 89--92
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