%0 Journal Article %9 ACL : Articles dans des revues avec comité de lecture répertoriées par l'AERES %A Pillon, Yohan %T Nomenclature and typification in Polyosma (Escalloniaceae) from New Caledonia, with the description of a new species %D 2018 %L fdi:010074091 %G ENG %J Phytotaxa %@ 1179-3155 %K endemic ; Saxifragaceae ; serpentine ; ultramafic %K NOUVELLE CALEDONIE %M ISI:000446294300004 %N 4 %P 267-272 %R 10.11646/phytotaxa.371.4.4 %U https://www.documentation.ird.fr/hor/fdi:010074091 %> https://horizon.documentation.ird.fr/exl-doc/pleins_textes/divers18-10/010074091.pdf %V 371 %W Horizon (IRD) %X The taxonomy of Polyosma (Escalloniaceae) in New Caledonia is reviewed. All names validly published in Polyosma in this archipelago are discussed and lectotypified when necessary and possible. A new combination is made, Polyosma subintegrifolia; and a new species, Polyosma kouaouana, is described. Seven species (all endemic) are recognized in New Caledonia: P. brachystachys, P. discolor, P. kouaouana, P. leratii, P. pancheriana, P. spicata, and P. subintegrifolia. A preliminary identification key is provided. %$ 076