APG体系
“An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG III” (pdf). Botanical Journal of the Linnean Society 161 (2): 105–121. doi:10.1111/j.1095-8339.2009.00996.x. http://onlinelibrary.wiley.com/doi/10.1111/j.1095-8339.2009.00996.x/pdf. (オープンアクセス)
APG IV - Angiosperm Phylogeny Group (2016). “An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG IV” (PDF). Botanical Journal of the Linnean Society 181 (1): 1–20. doi:10.1111/boj.12385. http://onlinelibrary.wiley.com/doi/10.1111/boj.12385/epdf.