Angiosperm Phylogeny Group (English Wikipedia)

Christenhusz et al. (2015) Christenhusz, Maarten J.M.; Vorontsova, Maria S.; Fay, Michael F. & Chase, Mark W. (August 2015), "Results from an online survey of family delimitation in angiosperms and ferns: recommendations to the Angiosperm Phylogeny Group for thorny problems in plant classification", Botanical Journal of the Linnean Society, 178 (4): 501–528, doi:10.1111/boj.12285
Chase & Reveal (2009) Chase, Mark W. & Reveal, James L. (2009), "A phylogenetic classification of the land plants to accompany APG III", Botanical Journal of the Linnean Society, 161 (2): 122–127, doi:10.1111/j.1095-8339.2009.01002.x
Haston et al. (2007) Haston, E.; Richardson, J.E.; Stevens, P.F.; Chase, M.W. & Harris, D.J. (2007), "A linear sequence of Angiosperm Phylogeny Group II families", Taxon, 56 (1): 7–12, Bibcode:2007Taxon..56....7H, doi:10.2307/25065731, JSTOR 25065731
Haston et al. (2009) Haston, Elspeth; Richardson, James E.; Stevens, Peter F.; Chase, Mark W. & Harris, D.J. (2009), "The Linear Angiosperm Phylogeny Group (LAPG) III: a linear sequence of the families in APG III", Botanical Journal of the Linnean Society, 161 (2): 128–131, doi:10.1111/j.1095-8339.2009.01000.x
Cole (2015) Cole, Theodor C.H. (2015), "Angiosperm Phylogeny Group (APG) in jeopardy – Where have the flowers gone?", PeerJ PrePrints: 3:e1517, doi:10.7287/peerj.preprints.1238v1
Byng (2014) Byng, James W. (16 October 2014), The Flowering Plants Handbook, Plant Gateway, doi:10.13140/2.1.1849.8566

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Haston et al. (2007) Haston, E.; Richardson, J.E.; Stevens, P.F.; Chase, M.W. & Harris, D.J. (2007), "A linear sequence of Angiosperm Phylogeny Group II families", Taxon, 56 (1): 7–12, Bibcode:2007Taxon..56....7H, doi:10.2307/25065731, JSTOR 25065731

jstor.org (Global: 26^th place; English: 20^th place)

Haston et al. (2007) Haston, E.; Richardson, J.E.; Stevens, P.F.; Chase, M.W. & Harris, D.J. (2007), "A linear sequence of Angiosperm Phylogeny Group II families", Taxon, 56 (1): 7–12, Bibcode:2007Taxon..56....7H, doi:10.2307/25065731, JSTOR 25065731

kew.org (Global: 394^th place; English: 442^nd place)

kew.org

Fay (2016) Fay, Michael (9 May 2016). "APG - classification by consensus". Royal Botanic Gardens Kew. Retrieved 27 May 2019.
RBG (2009) "As easy as APG III - Scientists revise the system of classifying flowering plants", Kew News, Royal Botanic Gardens, Kew, 22 October 2009, archived from the original on 4 October 2015, retrieved 27 November 2015

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WCLSPF (2015) World Checklist of Selected Plant Families, Royal Botanic Gardens, Kew, retrieved 26 November 2015

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Stevens (2015), On this classification in particular Stevens, P.F. (2015) [1st. Pub. 2001], Angiosperm Phylogeny Website, retrieved 11 June 2016
Stevens (2015) Stevens, P.F. (2015) [1st. Pub. 2001], Angiosperm Phylogeny Website, retrieved 11 June 2016

researchgate.net (Global: 120^th place; English: 125^th place)

Spears (2006) Spears, Priscilla (2006), A tour of the flowering plants based on the classification system of the Angiosperm phylogeny group, St. Louis, Mo.: Missouri Botanical Garden Press, ISBN 978-1-930723-48-1

web.archive.org (Global: 1^st place; English: 1^st place)

RBG (2009) "As easy as APG III - Scientists revise the system of classifying flowering plants", Kew News, Royal Botanic Gardens, Kew, 22 October 2009, archived from the original on 4 October 2015, retrieved 27 November 2015

Angiosperm Phylogeny Group (English Wikipedia)

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