How many families, genera, and species are included in the order Malpighiales?

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weeping willow tree — Malpighiales Weeping willow (*Salix babylonica*).

The order Malpighiales is a large group of flowering plants that encompasses the following diversity:

Families: 40
Genera: More than 700
Species: Almost 16,000

Many of these families are primarily tropical and remain poorly understood by botanists. The order is classified within the Rosids I group of the core eudicots and includes well-known families such as Salicaceae (willow family), Violaceae (violet family), Passifloraceae (passion-flower family), and Euphorbiaceae (spurge family).1