Polygonales was an order of flowering plants, recognized by several
older systems, such as the
system, last revised in 1935, the Engler system, in its update of 1964, and
system, 1981. Its circumscription was typically:
In these systems the order is placed close to the order Caryophyllales
(or its predecessor Centrospermae). Cronquist placed this
order in his subclass Caryophyllidae of three orders.