Caryoteae is a

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide usage of the term in English is in the discipline of anthropology. This definition is contested, in part due to confl ...

in the palm family Arecaceae, distributed across

Southeast Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical south-eastern region of Asia, consisting of the regions that are situated south of mainland ...

, from southern

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area, the List of countries and dependencies by population, second-most populous ...

and

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

east to

Vanuatu Vanuatu ( or ; ), officially the Republic of Vanuatu (french: link=no, République de Vanuatu; bi, Ripablik blong Vanuatu), is an island country located in the South Pacific Ocean. The archipelago, which is of volcanic origin, is east of ...

and northernmost

Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , establishe ...

Australia Australia, officially the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. With an area of , Australia is the largest country by ...

. It was long considered a member of

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus Genus ( plural genera ) is a taxonomic rank used in the biological classifica ...

Arecoideae The Arecaceae is a family of perennial flowering plants in the monocot order Arecales. Their growth form can be climbers, shrubs, tree-like and stemless plants, all commonly known as palms. Those having a tree-like form are called palm trees ...

on the basis of its

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are forme ...

s, which resemble those of tribe

Iriarteeae Iriarteeae is a palm tribe in the subfamily Arecoideae. Genera Iriarteeae includes the following genera: *'' Dictyocaryum'' *'' Iriartea'' *'' Iriartella'' *'' Socratea'' *'' Wettinia'' See also * List of Arecaceae genera This is a list of ...

, and the flowers arranged in triads (two male flowers with a central female flower), which are common across Arecoideae. However,

phylogenetic In biology, phylogenetics (; from Greek φυλή/ φῦλον [] "tribe, clan, race", and wikt:γενετικός, γενετικός [] "origin, source, birth") is the study of the evolutionary history and relationships among or within groups ...

studies based on DNA repeatedly link Caryoteae to subfamily

Coryphoideae The Coryphoideae is one of five subfamilies in the palm family, Arecaceae. It contains all of the genera with palmate leaves, excepting ''Mauritia'', ''Mauritiella'' and ''Lepidocaryum,'' all of subfamily Calamoideae, tribe Lepidocaryeae, subtrib ...

. Caryoteae do have leaves with induplicate folds, a feature found in most Coryphoid palms, but unlike most Coryphoideae, the leaves are pinnate (''

Arenga ''Arenga'' is a genus of palms, native to Southeast Asia, southern China, New Guinea, and northern Australia. They are small to medium-sized palms, growing to 2–20 m tall, with pinnate leaves 2–12 m long. Arenga palms can grow in areas with ...

'', ''

Wallichia ''Wallichia'' was a genus of seven species of flowering plant in the family Arecaceae. Its species are now included within the genus '' Arenga''. Species The genus is distributed in the Eastern Himalayas, northern Indochina, and southern China ...

'') or bipinnate ('' Caryota''). ''Phoenix'' is the only other Coryphoid genus with induplicate, pinnate leaves.

Genera

It contains three genera: * ''

'' * '' Caryota'' * ''

Gallery

File:Caryota mitis0.jpg, The bipinnate leaves of ''Caryota mitis'' File:Caryota mitis 20zz.jpg, ''Caryota'' flowers are arranged in triads File:Caryota Urens Flora.JPG, ''Caryota urens'' flowers at anthesis File:Caryota mitis 28zz.jpg, The fruits of ''Caryota mitis'' File:Arenga engleri.jpg, Fruits of ''Arenga engleri'' File:Arenga wightii (5661641740).jpg, ''Arenga'' leaves are pinnate File:Arenga undulatifolia 16zz.jpg, Leaves of ''Arenga undulatifolia'' - note the praemorse margins File:Arenga engleri (Maria Serena).jpg, Young specimen of ''Arenga engleri'' File:Wallichia disticha 3zz.jpg, ''Wallichia disticha'' leaves are arranged in two ranks File:Arecales - Wallichia oblongifolia - 2.jpg, The flowers of ''Wallichia oblongifolia''

References

External links

* {{Taxonbar, from=Q1723074 Monocot tribes