Candollea – journal international de botanique systématique 81-1

n°81-1 de 2026
éditée par
Conservatoire et Jardin Botaniques de la ville de Genève
Bibliothèque (périodiques) – Pierre BOILLAT Case postale 60
1292 CHAMBÉSY-GENÈVE SUISSE

Contact : periodiques.cjb@ville-ge.ch
Site : https://www.cjbg.ch/fr/science/editions-scientifiques/candollea

Sommaire

Platylepis avaratraensis (Orchidaceae), a new species from northern Madagascar and its taxonomic position in Goodyerinae
Johan Hermans, Patrick Ranirison, Alessandra Havinga, Iharivolana, Louis Nusbaumer
Candollea 81 (1), 1-6, (17 June 2026) doi.org/10.15553/c2026v811a1
KEYWORDS: conservation, Goodyera, Goodyerinae, Madagascar, new species, ORCHIDACEAE, Platylepis, taxonomy

Quatre nouvelles espèces de Grewia (Malvaceae, Grewioideae) du sud-ouest de Madagascar
Laurence Ramon, Peter B. Phillipson
Candollea 81 (1), 7-21, (17 June 2026) doi.org/10.15553/c2026v811a2
KEYWORDS: dry forest, Grewia, GREWIOIDEAE, Madagascar, MALVACEAE, new species, taxonomy

Casearia bullata (Salicaceae), a new species from Madagascar
Sierra McWaine, Wendy L. Applequist
Candollea 81 (1), 23-27, (17 June 2026) doi.org/10.15553/c2026v811a3
KEYWORDS: Casearia, Madagascar, new species, Salicaceae

Notes regarding the identity and typification of Cynorkis arnottioides (Orchidaceae) from Madagascar and La Réunion
Johan Hermans, Andreas Berger
Candollea 81 (1), 29-31, (17 June 2026) doi.org/10.15553/c2026v811a4
KEYWORDS: Cynorkis, Lectotypification, new synonymy, nomenclature, ORCHIDACEAE, Reichenbach herbarium

The Acanthaceae of Madagascar. Justicieae subtribe Monotheciinae, including the first records of Ptyssiglottis
Iain Darbyshire, Higor Antonio-Domingues, Ludovic Rapp, Peter B. Phillipson, Martin W. Callmander
Candollea 81 (1), 33-50, (17 June 2026) doi.org/10.15553/c2026v811a5
KEYWORDS: Acanthaceae, Ambongia, Madagascar, new species, nomenclature, palynology, Ptyssiglottis, taxonomy

Two new species of Annonaceae from Papua New Guinea
Zacky Ezedin
Candollea 81 (1), 51-55, (17 June 2026) doi.org/10.15553/c2026v811a6
KEYWORDS: Annonaceae, Goniothalamus, New Guinea, new species, Uvaria

Four new species of Memecylon (Melastomataceae) from Madagascar
Robert Douglas Stone
Candollea 81 (1), 57-66, (17 June 2026) doi.org/10.15553/c2026v811a7
KEYWORDS: conservation, Madagascar, Melastomaceae, Memecylon, new species, taxonomy

Remarque : bioone.org/journals/candollea/volume-81/issue-1