Linked from
The 19 pages that link to APG IV system, each with the reason it gives.
MagnoliidsRelated: It places magnoliids among the principal recognized angiosperm clades.
ApiaceaeRelated: This system places Apiaceae within the order Apiales using phylogenetic evidence.
PoalesRelated: It presents a modern family-level framework for recognizing Poales and its relatives.
AraceaeRelated: It places Araceae within the monocot order Alismatales.
AsparagalesRelated: This widely used system recognizes the modern circumscription of Asparagales.
EricalesRelated: This system presents the modern, phylogeny-based circumscription of Ericales.
OleaceaeRelated: Its classification places Oleaceae within Lamiales using phylogenetic evidence.
PrimulaceaeRelated: This system places the modern, expanded Primulaceae within Ericales.
AcorusRelated: It recognizes Acorales as a distinct order at the base of monocot evolution.