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By: Irvine, F. R.Type: ArticleIn: Journal of the New York Botanical GardenVolume: 49Series:Issue: 586Date: 1948-10Page Range: 225--236Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-Subjects:
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By: Irvine, F. R.Type: ArticleIn: Journal of the New York Botanical GardenVolume: 49Series:Issue: 587Date: 1948-11Page Range: 254--267Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-Subjects: