Stenocarpus is a genus of about 22 species of flowering plants in the family Proteaceae. They are trees or shrubs with variably-shaped leaves, zygomorphic, bisexual flowers, the floral tube opening on the lower side before separating into four parts, followed by fruit that is usually a narrow oblong or cylindrical follicle.
Xanthostemon is a genus of trees and shrubs, constituting part of the myrtle plant family Myrtaceae. This genus was first described in 1857 by German–Australian botanist Ferdinand von Mueller. According to different official sources between 46 and 51 species are known to science. They grow naturally in New Caledonia, Australia, the Solomon Islands and Malesia, including the Philippines, New Guinea and Indonesia. The genera Pleurocalyptus and Purpureostemon from New Caledonia are morphologically close to Xanthostemon.
Oncotheca is a genus of tree endemic to New Caledonia. There are two species, Oncotheca balansae and Oncotheca humboldtiana.
Deplanchea is a genus of about eight species of tropical rainforest trees, constituting part of the plant family Bignoniaceae.
Dubouzetia is a genus of about eleven species known to science, growing from shrubs up to large trees, in Papuasia and Australasia and constituting part of the plant family Elaeocarpaceae.
Sparattosyce is a genus of trees in the family Moraceae. The genus is endemic to New Caledonia in the Pacific and contains two species. Its closest relative is Antiaropsis from New Guinea.
Salaciopsis is a genus of shrubs and small trees in the family Celastraceae. The genus is endemic to New Caledonia in the Pacific and contains six species.
Dicarpellum is a genus of shrubs and small trees in the family Celastraceae. The genus is endemic to New Caledonia in the Pacific and contains four species. Its closest relative is Hypsophila from Australia.
Gongrodiscus is a genus of shrubs and trees in the family Sapindaceae. The genus is endemic to New Caledonia in the Pacific and contains three species. It is related to Sarcotoechia and Storthocalyx.
Loxodiscus coriaceus is a species of shrubs in the family Sapindaceae. It is endemic to New Caledonia and the only species of the genus Loxodiscus. Its closest relatives are Cossinia, Diplopeltis, Dodonaea and Harpullia.
Myrtopsis is a genus of shrubs in the family Rutaceae. The genus is endemic to New Caledonia in the Pacific and contains c. 8 species.
Maxwellia lepidota is a species of shrubs or trees in the family Malvaceae. It is endemic to New Caledonia and the only species of the monotypic genus Maxwellia. Its closest relatives are all Australian genera in tribe Lasiopetaleae: Guichenotia, Hannafordia, Lysiosepalum, Lasiopetalum and Thomasia.
Mangenotiella is a monotypic genus of shrub in the family Primulaceae. Its only species is Mangenotiella stellata, endemic to New Caledonia.
Cyathopsis is a genus of shrubs in the family Ericaceae. The genus is endemic to New Caledonia in the Pacific and contains three species that have previously been included in Styphelia. It is related to genera such as Leucopogon, Lissanthe and Styphelia.
Thiollierea is a genus of shrubs in the family Rubiaceae. The genus is endemic to New Caledonia in the Pacific and contains 16 species which used to be placed in the genera Bikkia or Morierina
Depanthus is a genus of shrubs in the family Gesneriaceae. The genus is endemic to New Caledonia in the Pacific and contains two species. It is related to Negria and Fieldia.
Gastrolepis is a genus of shrubs and trees in the family Stemonuraceae. The genus is endemic to New Caledonia in the Pacific and contains two species.
The main diversity among genus Araucaria is hosted in New Caledonia, where 14 species, all endemic, are described out of a total of 20 extant species. These New Caledonian species are mainly found as dispersed populations in open areas, where competition is less intense.
Acianthus elegans, commonly known as the elegant acianthus, is a species of mosquito orchids, plants in the genus Acianthus. It is found in New Caledonia.
Philippe Morat is a researcher mainly in the field of tropical botany. He is a corresponding member of the French Academy of Sciences.
