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Orchids are plants that belong to the family Orchidaceae (/ ˌ ɔːr k ɪ ˈ d eɪ s i. iː,-s i. aɪ /), [2] a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant. Orchids are cosmopolitan plants that are found in almost every habitat on Earth except glaciers.
The orchid family (Orchidaceae) is subdivided into five subfamilies, and then into tribes and subtribes. Groups of closely related genera are sometimes referred to informally as alliances . An alliance is a group of taxa, at any taxonomic rank , but usually at the rank of genus or species, that are thought to be closely related.
This is a list of genera in the orchid family (Orchidaceae), originally according to The Families of Flowering Plants - L. Watson and M. J. Dallwitz.This list is adapted regularly with the changes published in the Orchid Research Newsletter which is published twice a year by the Royal Botanic Gardens, Kew.
The Orchidoideae, or the orchidoid orchids, are a subfamily of the orchid family (Orchidaceae) that contains around 3630 species. [1] Species typically have a single , fertile anther which is erect and basitonic.
Vanilla, the vanilla orchids, forms a flowering plant genus of about 110 species in the orchid family (Orchidaceae). This evergreen genus occurs worldwide in tropical and subtropical regions, from tropical America to tropical Asia, New Guinea and West Africa. [1] Five species are known from the contiguous United States, all limited to southern ...
Thelymitra, commonly known as sun orchids, is a genus of more than 100 species of plants in the orchid family, Orchidaceae.Unlike most other orchids, sun orchids lack a highly modified labellum and all three petals are similar in size, shape and colour.