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By: Ehrle, Elwood BType: ArticleIn: RhodoraVolume: 60Series:Issue:Date: 1958Page Range: 7--9Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Ehrle, Elwood BType: ArticleIn: RhodoraVolume: 62Series:Issue:Date: 1960Page Range: 95--97Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects: