MR. H. HAMSHAW THOMAS'S paper entitled “The Old Morphology and the New”, read before the Linnean Society on November 10, created considerable interest. In recent years, Mr. Thomas said, a great gulf ...
The contrasting hydraulic properties of wheat (Triticum aestivum), narrow-leafed lupin (Lupinus angustifolius), and yellow lupin (Lupinus luteus) roots were identified by integrating measurements of ...
A TEXT-BOOK by such an experienced teacher as Prof. H. H. Dixon -is very welcome. To judge from the introduction, this book represents in condensed form the series of lectures which the author has ...
Plants of Asclepias perennis Watt. and A. tuberosa L. ssp. rolfsii are examined to determine structural characteristics of these species from different habitats. Some structural features in both ...
Over 100 million years ago, the understory of late Mesozoic forests was dominated by a diverse group of plants of the class Equisetopsida. Today, only one genus from this group, Equisetum (also known ...
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