These structures are the defining trait of all angiosperms and one key to the success of this huge plant group, which numbers some 235,000 species. Just when and how did the first flowering plants ...

It was heralded as the earliest known angiosperm, or flowering plant, and it is now thought to be roughly 125 million years old. In the following video clips, fossil images, and drawings ...

See G.O. Poinar et al., “Tropidogyne pentaptera, sp. nov., a new mid-Cretaceous fossil angiosperm flower in Burmese amber,” Palaeodiversity, 10:135-40, 2017.

As an ancient angiosperm that’s believed to have emerged in the Cretaceous period some 95 million years ago, this exquisite genus of predominantly spring-flowering woody plants has a fascinating ...

In heterostylous species, there are two (sometimes three) types of flowers, called morphs ... review of the presence of heterostyly in all angiosperm genera and found many more cases than had ...