A key to all genera of Malpighiaceae will be provided at the completion of the project. Keys to clades are posted as they become available; see the list at left.
1) Keys to species in the USA
3) Keys to genera in Central America
Keys to genera and species are included in many of the works on Malpighiaceae listed under Literature; however, some of the names in these accounts are out-of-date and no longer accepted.
Readers are advised to check the status of names in the nomenclature database.