Coryphoideae | |
---|---|
Sabal palmetto | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Monocots |
Clade: | Commelinids |
Order: | Arecales |
Family: | Arecaceae |
Subfamily: | Coryphoideae Burnett [1] |
Tribes | |
Borasseae Contents |
The Coryphoideae is one of five subfamilies in the palm family, Arecaceae. [2] [3] [4] It contains all of the genera with palmate leaves, excepting Mauritia , Mauritiella and Lepidocaryum, all of subfamily Calamoideae, tribe Lepidocaryeae, subtribe Mauritiinae. [5] [4] [3] However, all Coryphoid palm leaves have induplicate (V-shaped) leaf folds (excepting Guihaia ), while Calamoid palms have reduplicate (inverted V-shaped) leaf folds. [4] Pinnate leaves do occur in Coryphoideae, in Phoenix , Arenga , Wallichia and bipinnate in Caryota .
Subfamily Coryphoideae is divided into 8 tribes: [3]
The genus Sabinaria was discovered and described after the classification used here [3] [4] was published, but its morphology clearly places it in tribe Cryosophileae. [6] The genus Saribus was split from Livistona, [7] while Lanonia was split from Licuala, [8] also after publication. Tribe Trachycarpeae was initially described as tribe 'Livistoneae', [3] but the name Trachycarpeae has priority. [4] Also Uhlia is an extinct genus described from permineralized remains recovered from the Ypresian Princeton Chert in British Columbia, Canada. [9]
Thrinax is a genus in the palm family, native to the Caribbean. It is closely related to the genera Coccothrinax, Hemithrinax and Zombia. Flowers are small, bisexual and are borne on small stalks.
Chelyocarpus is a genus of small to medium-sized fan palms which are native to northwestern South America. Some are upright trees, while others creep along the ground. Species are used for thatch, to weave hats, stuff pillows and as a source of salt.
Itaya amicorum is a medium-size fan palm that is native to Brazil, Colombia and Peru. It is the only species in the genus Itaya. It was unknown to science until 1972, when it was discovered on the bank of the Itaya River in the Peruvian Amazon.
Schippia concolor, the mountain pimento or silver pimeto, is a medium-sized palm species that is native to Belize and Guatemala. Named for its discoverer, Australian botanist William A. Schipp, the species is threatened by habitat loss. It is the sole species in the genus Schippia.
Trithrinax is a genus of flowering plants in the subfamily Coryphoideae of the family Arecaceae. The name is derived from ancient Greek, where tri means three, and thrinax trident. It was named in 1837 by Carl Friedrich Philipp von Martius, a German botanist and explorer.
The Ceroxyloideae are a subfamily of flowering plants in the palm family found mainly in the Americas with an outlying genus in each of Australia, Madagascar, and the Comoros. Recently revised, the former subfamily Phytelephantoideae was reduced to the tribal level and included, while the Hyophorbeae tribe was reassigned to Arecoideae; it now contains eight genera.
Corypheae is a tribe of palm trees in the subfamily Coryphoideae. In previous classifications, tribe Corypheae included four subtribes: Coryphinae, Livistoninae, Thrinacinae and Sabalinae, but recent phylogenetic studies have led to the genera within these subtribes being transferred into other tribes. Tribe Corypheae is now restricted to the genus Corypha alone.
Cryosophileae is a tribe of palms in the subfamily Coryphoideae. The tribe ranges from southern South America, through Central America, into Mexico and the Caribbean. It includes New World genera formerly included in the tribe Thrinacinae, which was split after molecular phylogenetic studies showed that Old World and New World members of the tribe were not closely related.
Dypsidinae is a subtribe of plants in the family Arecaceae.
Caryoteae is a tribe in the palm family Arecaceae, distributed across Southeast Asia, from southern India and Sri Lanka east to Vanuatu and northernmost Queensland, Australia. It was long considered a member of subfamily Arecoideae on the basis of its inflorescences, which resemble those of tribe Iriarteeae, and the flowers arranged in triads, which are common across Arecoideae. However, phylogenetic studies based on DNA repeatedly link Caryoteae to subfamily Coryphoideae. Caryoteae do have leaves with induplicate folds, a feature found in most Coryphoid palms, but unlike most Coryphoideae, the leaves are pinnate or bipinnate (Caryota). Phoenix is the only other Coryphoid genus with induplicate, pinnate leaves.
Iriarteeae is a palm tribe in the subfamily Arecoideae.
Chamaedoreeae is a palm tribe in the subfamily Arecoideae. It has five genera.
Borasseae is a tribe in the palm subfamily Coryphoideae. The tribe ranges from southern Africa and Madagascar north through the Arabian Peninsula to India, Indochina, Indonesia and New Guinea. Several genera are restricted to islands in the Indian Ocean. The two largest genera, Hyphaene and Borassus, are also the most widespread.
Chuniophoeniceae is a tribe of palms in subfamily Coryphoideae of plant family Arecaceae. The four genera within the tribe are morphologically dissimilar and do not have overlapping distributions. Three of the genera are monotypic, while the fourth genus (Chuniophoenix) has three species.
Trachycarpeae is a tribe of palms in subfamily Coryphoideae of the plant family Arecaceae. It has the widest distribution of any tribe in Coryphoideae and is found on all continents, though the greatest concentration of species is in Southeast Asia. Trachycarpeae includes palms from both tropical and subtropical zones; the northernmost naturally-occurring palm is a member of this tribe. Several genera can be found in cultivation in temperate areas, for example species of Trachycarpus, Chamaerops, Rhapidophyllum and Washingtonia.
Phytelepheae is a tribe of plants in the subfamily Ceroxyloideae of the family Arecaceae.
Ancistrophyllinae is a subtribe of plants in the family Arecaceae found in Africa. Genera in the subtribe are:
Livistoninae is a subtribe of plants in the family Arecaceae. Species in the subtribe are found throughout Indomalaya and Australasia. Genera in the subtribe are:
Genera Palmarum is a botany reference book that gives a detailed overview of the systematic biology of the palm family (Arecaceae). The first edition of Genera Palmarum was published in 1987. The second edition was published in 2008, with a reprint published in 2014. Genera Palmarum is currently the most detailed monograph on palm taxonomy and systematics.
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