In the Apg3 classification Acorales is in the Monocots, the first diverging clade. It consists of one family, Acoraceae. The name Acoridae is not used in the Apg3 classification.
In the Plant theory Acorales is placed in Acoridae, the first Subclass of the Class Lilianae, the Monocots. Acoridae has one Order, Acorales and one Family, Acoraceae.
Acoridae can be seen as Hydrogen, Carbon and Silicon series combined but with an emphasis on the Hydrogen series.
They do not know if their relationships are real.
They do not know if they can make contact at all.