These groups have since been treated at the ranks of division, class and order.

Main groups in the system (all unranked clades between the ranks of class and order):

Originally, the term was used as a systematic unit at the rank of order.

By 1978, he was at the highest rank of order, 9 dan.

The termination -ales is only coincidentally identical to that appropriate to the rank of order.

Diadectomorpha is most commonly given the rank of order when formal taxonomic ranks are applied.

Buxales is a botanical name at the rank of order.

The potency of these compounds follows the same rank of order as their length.

Berberidopsidales Doweld (2001) is a botanical name at the rank of order.

Bruniales is a valid botanic name at the rank of order.