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By: Ludwig, C AType: ArticleIn: American journal of botanyVolume: 5Series:Issue: 4Date: 1918-04Page Range: 171--177Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-Subjects:
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By: Ludwig, C AType: ArticleIn: American journal of botanyVolume: 5Series:Issue: 1Date: 1918-01Page Range: 1--31Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-Subjects:
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By: Ludwig, C A - Rees, Charles Christian.Type: ArticleIn: American journal of botanyVolume: 5Series:Issue: 2Date: 1918-02Page Range: 55--60Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-Subjects:
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By: Ludwig, C AType: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 111Series:Issue:Date: 1998Page Range: 418--419Publication Info: Washington Biological Society of WashingtonSubjects: