Polycarpon

Familia: Caryophyllaceae
Tribe: Polycarpeae
Genus: Polycarpon
Species (sensu Govaerts et al., 2025): P. alsinifolium – P. depressum – P. polycarpoides – P. prostratum – P. succulentum – P. tetraphyllum – P. urbanianum
Species (sensu Iamonico et al. 2025): P. tetraphyllum

Polycarpon Loefl. in L. Syst. Nat. (ed. 10) 2: 881, 859, 1360 (1759).

• Type species: Polycarpon tetraphyllum (L.) L., Syst. Nat., ed. 10. 2: 881 (1759)
  

Note: Kew have been asked why they reject many of the changes proposed by Iamonico et al. (2015, 2025). They and Iamonico have replied and I will edit the pages in due course. POWO will update shortly.

• Linnaeus, C. 1759. Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus II. Editio decima, reformata. Pp. [I–VI], 825–1384. Impensis direct. Laurentii Salvii, Holmiae [Stockholm]. BHL Reference page. 

• Hernández-Ledesma, P., Berendsohn, W. G., Borsch, T., Mering, S. v., Akhani, H., Arias, S., Castañeda-Noa, I., Eggli, U., Eriksson, R., Flores-Olvera, H., Fuentes-Bazán, S., Kadereit, G., Klak, C., Korotkova, N., Nyffeler R., Ocampo G., Ochoterena, H., Oxelman, B., Rabeler, R. K., Sanchez, A., Schlumpberger, B. O. & Uotila, P. 2015. A taxonomic backbone for the global synthesis of species diversity in the angiosperm order Caryophyllales. Willdenowia 45(3): 281–383. DOI: 10.3372/wi.45.45301 Reference page. 
• Iamonico, D. 2015. A new combination and change in rank in Polycarpon (Caryophyllaceae), Endemic to California, USA, and Mexico. Novon 24(2): 159–164. DOI: 10.3417/2014018 PDF Reference page. 
• Iamonico, D. 2015. A new nomenclatural change in Polycarpon (Caryophyllaceae): P. tetraphyllum subsp. sauvagei comb. & stat. nov., an endemic taxon from Morocco. Phytotaxa 197(3): 225–226. DOI: 10.11646/phytotaxa.197.3.7 ResearchGate Reference page. 
• Iamonico, D. & Domina, G. 2015. Nomenclatural notes on the Polycarpon tetraphyllum aggregate (Caryophyllaceae). Plant Biosystems 149(4): 720-727. DOI: 10.1080/11263504.2015.1057260 Reference page. 
• Iamonico, D. & Montesinos, D.B. 2025. Notes on the genus Polycarpon (Caryophyllaceae) in South America, with the description of a new subspecies from Peru. Acta Botánica Mexicana 132(e2461): 1–9. DOI: 10.21829/abm132.2025.2461 PDF Reference page. 
• Iamonico, D. & Montesinos‐Tubée, D. 2025. (3105) Proposal to reject the name Polycarpon urbanianum (Caryophyllaceae). Taxon 74(4): 990–991. DOI: 10.1002/tax.70010 Reference page. 
• Kool, A., Bengtson, A. & Thulin, M. 2007. Polyphyly of Polycarpon (Caryophyllaceae) inferred from DNA sequence data. Taxon 56(3): 775–782. DOI: 10.2307/25065860 ResearchGate Reference page. 

• Govaerts, R. et al. 2025. Polycarpon in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2025 Dec 18. Reference page. 
• Hassler, M. 2025. Polycarpon. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2025. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2025 Dec 18. Reference page. 
• International Plant Names Index. 2025. Polycarpon. Published online. Accessed: Dec 18 2025. Reference page.
• Tropicos.org 2025. Polycarpon. Missouri Botanical Garden. Published online. Accessed: 18 Dec 2025. Reference page.

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