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By: Steinberg, R AType: ArticleIn: American journal of botanyVolume: 6Series:Issue: 8Date: 1919-10Page Range: 330--356Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-Subjects:
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By: Steinberg, R AType: ArticleIn: American journal of botanyVolume: 6Series:Issue: 9Date: 1919-11Page Range: 357--372Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-Subjects:
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By: Steinberg, R AType: ArticleIn: Memoirs of the Torrey Botanical ClubVolume: 17Series:Issue: 2Date: 1918Page Range: 287--293Publication Info: Durham, N.C, Published for the Club by the Seeman Printery, 1889-Subjects: