APG IV and updates in due course (cf. POWO) .
The Angiosperm PhyloGeny Website - https://www.mobot.org/mobot/research/apweb/
has more up to date-ness broadly across it.
APG IV version still current as the authoritative basis for angiosperm classifications globally - last updated 2024 April 10th .
Quotation: "
Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 14, July 2017 [and more or less cont...