The Scrophulariaceae of Eastern Temperate North America

The Scrophulariaceae of Eastern Temperate North America
Author: Francis Whittier Pennell
Publisher: Academy of Natural Sciences
Total Pages: 680
Release: 1935
Genre: Science
ISBN: 9781422317907


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This study was originally planned to follow certain regional papers with a similar account of the family Scrophulariaceae (figwort or foxglove family) for the Middle Atlantic & N. Central States. But it soon seemed preferable to include the southern Appalachians & the whole Atlantic Coastal Plain. The flora of the northern states has been profoundly modified by the glacial epoch, & any understanding of the composition & distribution of our northern flora should also consider the adjoining southern territory where vegetation was little or not affected & from which the north was again populated. So, it was decided to include again the South Atlantic & the West Gulf States. The plan of this study is both more thorough & more comprehensive than earlier efforts. Illus.


The Scrophulariaceae of Eastern Temperate North America
Language: en
Pages: 680
Authors: Francis Whittier Pennell
Categories: Science
Type: BOOK - Published: 1935 - Publisher: Academy of Natural Sciences

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This study was originally planned to follow certain regional papers with a similar account of the family Scrophulariaceae (figwort or foxglove family) for the M
Scrophulariaceae of the Western Himalayas
Language: en
Pages: 228
Authors: Francis . Pennell
Categories:
Type: BOOK - Published: 2007-12 - Publisher: Academy of Natural Sciences

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This study is based upon the collections made over more than 30 years prior to 1943 by Ralph Steward at Rawalpindi in northwestern India. It was in 1911, as a y
Land Mollusca of North America (north of Mexico)
Language: en
Pages: 648
Authors: Henry Augustus Pilsbry
Categories: Mollusks
Type: BOOK - Published: 1939 - Publisher: Academy of Natural Sciences

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Proceedings of The Academy of Natural Sciences (Vol. XCII, 1940)
Language: en
Pages: 404
Authors:
Categories:
Type: BOOK - Published: - Publisher: Academy of Natural Sciences

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Proceedings of The Academy of Natural Sciences (Vol. XCIX, 1947)
Language: en
Pages: 258
Authors:
Categories:
Type: BOOK - Published: - Publisher: Academy of Natural Sciences

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