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By: Gillis, William Thomas, - Proctor, G RType: ArticleIn: PhytologiaVolume: 32Series:Issue:Date: 1975Page Range: 201--213Publication Info: Bronx Park, New York H.A. Gleason and H.N. MoldenkeSubjects:
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By: Gillis, William Thomas, - Howard, Richard A. (Richard Alden), - Proctor, G RType: ArticleIn: RhodoraVolume: 75Series:Issue:Date: 1973Page Range: 411--425Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Howard, Richard A. (Richard Alden), - Proctor, G RType: ArticleIn: Journal of the Arnold ArboretumVolume: 38Series:Issue: 2Date: 1957Page Range: 151--169Publication Info: Cambridge, Mass Arnold Arboretum, Harvard University [etc.] 1919-Subjects:
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By: Proctor, G RType: ArticleIn: Journal of the Arnold ArboretumVolume: 63Series:Issue: 3Date: 1982Page Range: 199--315Publication Info: Cambridge, Mass Arnold Arboretum, Harvard University [etc.] 1919-Subjects:
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By: Proctor, G RType: ArticleIn: PhytologiaVolume: 35Series:Issue:Date: 1977Page Range: 403--403Publication Info: Bronx Park, New York H.A. Gleason and H.N. MoldenkeSubjects:
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By: Proctor, G RType: ArticleIn: RhodoraVolume: 63Series:Issue:Date: 1961Page Range: 31--35Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Proctor, G RType: ArticleIn: RhodoraVolume: 68Series:Issue:Date: 1966Page Range: 464--469Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Webster, Grady L. (Grady Linder), - Proctor, G RType: ArticleIn: RhodoraVolume: 86Series:Issue:Date: 1984Page Range: 121--125Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects: