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By: Birch, Edward O.Type: ArticleIn: Journal of the New York Botanical GardenVolume: 45Series:Issue: 532Date: 1944-04Page Range: 88--91Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-Subjects:
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By: Birch, Edward O.Type: ArticleIn: Journal of the New York Botanical GardenVolume: 51Series:Issue: 605Date: 1950-05Page Range: 115--118Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-Subjects: