Definition
Order Rhoeadales represents a historical classification grouping plants sharing certain biochemical and morphological traits. It's an older taxonomic rank encompassing families now often reassigned within other orders. Think of it like a social studies unit that's been reorganized based on new information. The families once included encompassed familiar flowering plants, mostly now under the order Papaverales. Its usage is now primarily historical context within plant taxonomy. Modern classifications emphasize greater precision.