Door 4: For how long can species retain the ability to form hybrids?
All the biodiversity on our planet has originated through a series of speciation events. Speciation occurs when two lineages cease interbreeding, for one reason... Read more.
Group of the month September– Viola
This month I wish to present a group that I have been working on for nearly 30 years, the angiosperm genus Viola which comprises violets and pansies (Figure 1).... Read more.