A 100-million-year old piece of amber has been discovered which reveals the oldest evidence of sexual reproduction in a flowering plant -- a cluster of 18 tiny flowers from the Cretaceous Period -- ...
New Scientist on MSN
Doubling their genomes may have helped plants survive mass extinctions
Many flowering plants have duplicated genomes, which could have helped them evolve to deal with extreme stress in times of ...
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 ...
Basal angiosperms constitute the earliest-diverging lineages of flowering plants, encompassing the so-called ANA-grade of Amborellales, Nymphaeales and Austrobaileyales. Phylogenetic analysis in this ...
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