Contains 2 genera and 2 accepted taxa overall.
Characteristics
PETIVERIACEAE
                        Dicot
                            -
                        Petiveria and Rivina appear to be sister to Nyctaginaceae, although this relationship has received poor support so far (Brockington et al. 2011; Thulin et al. 2016; Yang et al. 2017).
                        Classification
CARYOPHYLLALES
        PETIVERIACEAE
        [Family identification key]
No identification key is available for this family.