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By: Pireh, W - Tyrl, Ronald J.Type: ArticleIn: RhodoraVolume: 82Series:Issue:Date: 1980Page Range: 361--367Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Phillippi, Ann - Tyrl, Ronald J.Type: ArticleIn: RhodoraVolume: 81Series:Issue:Date: 1979Page Range: 345--361Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Prather, L Alan - Tyrl, Ronald J. - Warde, William DType: ArticleIn: SIDA, contributions to botanyVolume: 16Series:Issue:Date: 1995Page Range: 447--458Publication Info: [Dallas W. F. Mahler, etc.] 1962-Subjects: