Biology:APG V system

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Short description: 2026 revision of a flowering plant classification


The APG V system is the fifth version of a system of plant taxonomy for flowering plants (angiosperms) being developed by the Angiosperm Phylogeny Group (APG). It was published in 2026, ten years after its predecessor, the APG IV system, was published in 2016.

While APG I–IV were based primarily on plastid DNA analyses, APG V incorporates the results of large-scale nuclear phylogenomic analyses.[1]

Changes at the Order Level

Taxonomy

A list of the orders and families of angiosperms in APG V is presented below.[1]

Monocots

Ceratophyllids

Rosids not in fabid or malvid clades

Non-rosid, non-asterid orders

Phylogeny

APG V adopts a phylogenetic tree such as the following:[1]

Angiosperms
 

Amborellales

 
 
 

Nymphaeales

 
 
 

Austrobaileyales

 
 
 
Magnoliids
 

Chloranthales

 
 
 
 

Canellales

 
 

Piperales

 
 
 
 

Magnoliales

 
 

Laurales

 
 
 
 
Monocots
 

Acorales

 
 
 

Alismatales

 
 
 

Petrosaviales

 
 
 

Dioscoreales

 
 

Pandanales

 
 
 
 
 

Liliales

 
 

Asparagales

 
 
Commelinids
 

Arecales

 
 
 
 

Zingiberales

 
 

Commelinales

 
 
 

Poales

 
 
 
 
 
 
 
 
 
 

Ceratophyllales

Template:Sname
Eudicots
 

Ranunculales

 
 
 

Trochodendrales

 
 

Buxales

 
 

Core eudicots

 
 
 
 
 
 
 
 
Core eudicots
 

Gunnerales

 
 

Dilleniales

 
 
Superrosids
 

Vitales

 
 
 

Saxifragales

 
Rosids
 
 

Crossosomatales

 
 

Geraniales

 
 
 
 

Zygophyllales

 
 

Myrtales

 
 
Fabids
 
 

Fagales

 
 

Fabales

 
 
 
 

Cucurbitales

 
 

Rosales

 
 
 
Malvids
 

Picramniales

 
 
 
 

Celastrales

 
 

Huaceae

 
 

Malpighiales

 
 
 
 

Huerteales

 
 
 

Oxalidales

 
 
 

Sapindales

 
 
 

Brassicales

 
 

Malvales

 
 
 
 
 
 
 
 
 
 
 
 
 
 

Santalales

 
 

Caryophyllales

 
Superasterids
 

Berberidopsidales

 
Asterids
 
 

Cornales

 
 

Ericales

 
 
 
Lamiids
 

Cardiopteridales

 
 
 

Garryales

 
 

Aquifoliales

 
 
 

Icacinales

 
 
 
 

Vahliales

 
 

Solanales

 
 
 

Boraginales

 
 

Gentianales

 
 
 
 

Lamiales

 
 
 
 
 
Campanulids
 

Oncothecales

 
 

Metteniusales

 
 

Bruniales

 
 
 

Asterales

 
 
 
 

Columelliaceae

 
 
 

Escalloniales

 
 

Paracryphiales

 
 
 

Dipsacales

 
 
 

Apiales

 
 
 
 
 
 
 
 
 


References