With their own botanical collection material and their research knowledge on the evolution of cruciferous plants (plants of the cabbage family), bioscientists at Heidelberg University have contributed ...

This is a preview. Log in through your library . Abstract A review of the literature, compiled over the past 40 years suggests new directions for theories discussing the evolution of reproductive ...

Angiosperms, also known as flowering plants, represent the most diverse group of seed plants, and their origin and evolution have long been a central question in plant evolutionary biology.

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 ...

Papers stem from the conference on Advances in Plant Molecuar Systematics held at the University of Glasgow (UK) in August 1997. Contents Using organelle markers to elucidate the history, ecology and ...

Plant structure -- Introduction to plant taxonomy -- Botanical nomenclature -- Taxonomic evidence -- Classification systems -- Systematic methods and classification -- Floras, manuals, and botanical ...

In summary, our conservative filtering procedure identified 799 trees with topologies suitable for testing hypotheses concerning the presence of ancient duplications. These trees provided overwhelming ...

In the summer of 1973 sunflowers appeared in my father's vegetable garden. They seemed to sprout overnight in a few rows he had lent that year to new neighbors from California. Only six years old at ...

In molecular analyses Didymelaceae together with Buxaceae form a fairly well-supported clade among families near the base of eudicots. Only little is known, however, about the flowers and ...