is a botanical name
for an order of flowering plants
. In the Engler system
(update, of 1964) and in the Cronquist system
(of 1981, which placed this order in subclass Commelinidae
) it is circumscribed as:
However, the Thorne system (1992) accepts it as consisting of :
The APG II system, used here, assigns the plants involved to the order Poales.