%0 Journal Article %9 ACL : Articles dans des revues avec comité de lecture répertoriées par l'AERES %A Persson, C. %A Eriksen, B. %A Perez, A. J. %A Zapata, J. N. %A Couvreur, Thomas %A Sklenar, P. %T Three new species of Valeriana (Valerianoideae, Caprifoliaceae) from southern Ecuador %D 2023 %L fdi:010090201 %G ENG %J Phytotaxa %@ 1179-3155 %K Azuay ; Loja ; Paramo flora ; Reserva Biologica Cerro Plateado ; Yacuri ; National Park ; Zamora-Chinchipe %K EQUATEUR %M ISI:001060531200005 %N 1 %P 47-53 %R 10.11646/phytotaxa.579.1.5 %U https://www.documentation.ird.fr/hor/fdi:010090201 %> https://www.documentation.ird.fr/intranet/publi/2023-10/010090201.pdf %V 579 %W Horizon (IRD) %X Three new species of Valeriana from southern Ecuador are described and illustrated. Valeriana plateadensis is found near the highest peak of Cerro Plateado in Cordillera del Condor at 2900 m a.s.l. and is recognized by the shrubby habit and sessile, densely imbricate, spatulate leaves and 3-lobed corollas. V. yacuriensis is found near Lagunas Negras de Jimbura in the Parque Nacional Yacuri at 3500 m a.s.l. and is recognized by the shrubby habit, petiolate leaves and 3-lobed corollas. V. xenophylloides is found in the Paramo de Patococha at 3400 m a.s.l. and is recognized by its cushion growth form, the crown of trichomes at the leaf apex and 3-lobed corollas. %$ 076