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By: Hamilton, P B - Siver, P A - Reimer, C WType: ArticleIn: RhodoraVolume: 106Series:Issue:Date: 2004Page Range: 33--42Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Siver, P AType: ArticleIn: RhodoraVolume: 80Series:Issue:Date: 1978Page Range: 417--430Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects: