This review compares new developmental models on flowering and other vascular plants with evolutionary hypotheses formulated by Agnes Arber (1879-1960) and like-minded botanists. Special emphasis is ...
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 ...
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 ...
Foreword -- Introduction -- Background. Basics of plant morphology ; Practical plant identification ; Botanical nomenclature ; Description of botanical entries -- Botanical entries -- Appendix.
1 The seasonal timing of flower production is a critical event in the life cycle of many plants. A range of abiotic and biotic interactions has been suggested to influence the optimal flowering ...
Fossils of angiosperms first appear in the fossil record about 140 million years ago. Based on the material in which these fossils are deposited, early angiosperms must have been weedy, fast-growing ...
Newly discovered plant fossils from China, dating back more than 125 million years, may help to establish which seed plants evolved into modern flowering plants. Flowering plants, known as angiosperms ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback