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By: Ford, JohnType: ArticleIn: Proceedings of the Academy of Natural Sciences of PhiladelphiaVolume: 45Series:Issue:Date: 1893Page Range: 310--312Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,Subjects:
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By: Ford, JohnType: ArticleIn: Lasca leavesVolume: 1Series:Issue: Spring 1951Date: 1951Page Range: 17-18Publication Info: Arcadia, Calif, California Arboretum Foundation, 1950-1976Subjects: