list of plants in the family Orchidaceae - Encyclopedia Britannica
网页The orchid family (Orchidaceae) is the second largest family of flowering plants, with about 880 genera and some 26,000 species distributed nearly worldwide. Orchids are perennial herbs and feature unusual bilaterally symmetric flowers, with masses of pollen known as pollinia, and tiny, dustlike seeds. Many are grown as ornamentals for their ...
Orchid - Wikipedia
网页Orchids are cosmopolitan plants that are found in almost every habitat on Earth except glaciers. The world's richest diversity of orchid genera and species is found in the tropics. Orchidaceae is one of the two largest families of flowering …
Orchid | Definition, Flowers, & Facts | Britannica
网页2024年9月28日 · orchid, (family Orchidaceae), any of nearly 1,000 genera and more than 25,000 species of attractively flowered plants distributed throughout the world, especially in wet tropics. Orchidaceae is a member of Asparagales, an order of monocotyledonous flowering plants that also includes the asparagus and iris families.
Introduction to Orchids - American Orchid Society
网页The orchid family (Orchidaceae) is the largest flowering plant family on earth with about 28,000 species. It is also one of the oldest plant families – developing about 100-125 million years ago in the Late Cretaceous Period.
Taxonomy of the Orchidaceae - Wikipedia
网页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.
Exploring the orchid family tree - Kew
网页2022年2月28日 · Kew scientists are mapping out some of the weird and wonderful branches of the orchid family tree. Orchids are an incredible evolutionary success story in the plant world. They are found on every continent on the planet, in almost every habitat, and even found north of the Arctic Circle.
Introduction to Orchid Plants | SpringerLink
网页Orchidaceae, one of the largest families of angiosperms, have important ornamental, medicinal, scientific, and ecological value. Orchids have developed many unique organs and structures throughout their evolution, which …
Orchid - New World Encyclopedia
网页Orchids (Orchidaceae family) are the largest and most diverse of the flowering plant families, with over eight hundred described genera and 25,000 species. There are also over 100,000 hybrids and cultivars produced by horticulturalists, created since the introduction of tropical species to Europe.
Orchid Family (Orchidaceae) - Encyclopedia.com
网页The many species of orchids comprise one of the largest families of flowering plants, the Orchidaceae, which contains about 1,000 genera and about 20,000 species. Orchids have a worldwide distribution, and they occur in a wide variety of habitats, although their greatest diversity of species is in tropical rain forest.
Orchidaceae - FNA
网页2020年7月30日 · Orchidaceae are by far the largest and most diverse monocot family and rank among the largest families of flowering plants. An accurate account of the number of genera and species has eluded orchid scientists, and species counts published in the last 20 years range from 15,000 to 35,000.