The World List of Cycads
The current list consists of a total of 10 accepted genera and 394 accepted names (380 species and 14 infraspecific taxa), divided as follows: Bowenia (2 species), Ceratozamia (44 species), Cycas (125 species), Dioon (18 species), Encephalartos (71 species), Lepidozamia (2 species), Macrozamia (41 species), Microcycas (1 species), Stangeria (1 ...
Cycad - Wikipedia
Cycads / ˈsaɪkædz / are seed plants that typically have a stout and woody (ligneous) trunk with a crown of large, hard, stiff, evergreen and (usually) pinnate leaves. The species are dioecious, that is, individual plants of a species are either male or female. Cycads vary in size from having trunks only a few centimeters to several meters tall.
List of cycads | Cycad Species, Endangered Plants, Gymnosperms …
Cycads (order Cycadales) are an ancient group of palmlike gymnosperms with about 300 extant species across three families. The plants are distinguished by crowns of large pinnately compound leaves and by large cones.
List of cycad species by country - Wikipedia
Below is a list of cycad species ordered by country. Cycas thouarsii is the most geographically widespread species, and is found in Indian Ocean islands as well. Encephalartos barteri is the only cycad species recorded in West Africa.
Cycad | Description, Gymnosperm, Species, Examples, Uses, …
cycad, (order Cycadales), any of the palmlike woody gymnospermous plants that constitute the order Cycadales. The order consists of three extant (not extinct) families—Cycadaceae, Stangeriaceae, and Zamiaceae—which contain 10–11 genera and about 310 species. Some authorities use the term cycad to refer to all members of the division ...
The World List of Cycads, online edition - GBIF
2021年11月3日 · The World List of Cycads is a working list of known cycad species names with the primary goal of providing reliable information on the taxonomy of cycads for use by researchers, conservation planners, and others.
Cycas - Wikipedia
Cycas is a genus of cycad, and the only genus in the family Cycadaceae with all other genera of cycad being divided between the Stangeriaceae and Zamiaceae families. Cycas circinalis, a species endemic to India, was the first cycad species to be described in western literature, and is the type species of the genus. [4] [5]
Cycads - Wisconsin Horticulture
There are over 300 described species of cycads living today, in 10–12 genera and 3 families (and several more extinct genera and families). There are likely many more undescribed species, based on the rate of discovery in recent years, especially in Asia and South America where endemism is high.
Cycads: A comprehensive review of its botany, traditional uses ...
2024年4月1日 · Two regions boast an extraordinary variety of cycads, the Caribbean, casting a spotlight on 68 species belonging to the Zamiaceae family specifically, Zamia (Z.), Ceratozamia, and Dioon (D.), and northeastern Australia, that serves as a thriving hub for essentially Macrozamia (M.) and Cycas, with around 70 species.
Cycads - Encyclopedia.com
There are about 200 species of cycads in the world. They are endemic to tropical and subtropical regions, and are found in Central America, South America, Africa, Asia, and Australia. The greatest richness of cycad species is in Mexico and Central America.
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