Plastid and Seed Morphology Data Support a Revised Infrageneric Classification and an African Origin of the Pantropical Genus Xylopia (Annonaceae), David M. Johnson, Gregory Stull, Nancy Murray, Thomas Couvreur, Jenna Reeger, Caroline Roy
Botany & Microbiology Faculty Work

The Historical Origins of Palaeotropical Intercontinental Disjunctions in the Pantropical Flowering Plant Family Annonaceae, David M. Johnson, Daniel Thomas, Lars Chatrou, Gregory Stull, David Harris, U-sa Thongpairoj, Richard Saunders
Botany & Microbiology Faculty Work