''Areca catechu'' is a species of
palm which grows in much of the tropical Pacific, Asia, and parts of east Africa. The palm is believed to have originated in the Philippines,
[ but is widespread in cultivation and is considered naturalized in southern China (]Guangxi
Guangxi (; ; alternately romanized as Kwanghsi; ; za, Gvangjsih, italics=yes), officially the Guangxi Zhuang Autonomous Region (GZAR), is an autonomous region of the People's Republic of China, located in South China and bordering Vietnam ...
, Hainan
Hainan (, ; ) is the smallest and southernmost province of the People's Republic of China (PRC), consisting of various islands in the South China Sea. , the largest and most populous island in China,The island of Taiwan, which is slightly l ...
, Yunnan
Yunnan , () is a landlocked province in the southwest of the People's Republic of China. The province spans approximately and has a population of 48.3 million (as of 2018). The capital of the province is Kunming. The province borders the ...
), Taiwan, India, Bangladesh, the Maldives
Maldives (, ; dv, ދިވެހިރާއްޖެ, translit=Dhivehi Raajje, ), officially the Republic of Maldives ( dv, ދިވެހިރާއްޖޭގެ ޖުމްހޫރިއްޔާ, translit=Dhivehi Raajjeyge Jumhooriyyaa, label=none, ), is an archipelag ...
, Sri Lanka, Cambodia, Laos, Thailand, Vietnam, Malaysia, Indonesia, New Guinea, many of the islands in the Pacific Ocean, and also in the West Indies.[Kew World Checklist of Selected Plant Families]
/ref>
Common names in English include areca palm, areca nut palm, betel palm, betel nut palm, Indian nut, Pinang palm and catechu.[ In English this palm is called the betel tree because its fruit, the areca nut, is often chewed along with the betel leaf, a leaf from a vine of the family ]Piperaceae
The Piperaceae (), also known as the pepper family, are a large family of flowering plants. The group contains roughly 3,600 currently accepted species in 5 genera. The vast majority of species can be found within the two main genera: '' Piper' ...
.
Characteristics
Growth
''Areca catechu'' is a medium-sized palm tree
In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are ...
, growing straight to tall, with a trunk in diameter. The leaves are long, pinnate, with numerous, crowded leaflets.
Chemical composition
The seed contains alkaloid
Alkaloids are a class of basic, naturally occurring organic compounds that contain at least one nitrogen atom. This group also includes some related compounds with neutral and even weakly acidic properties. Some synthetic compounds of simila ...
s such as arecaidine and arecoline, which, when chewed, are intoxicating and slightly addictive. Areca palms are grown in Bangladesh, India, Indonesia, Malaysia, Taiwan and many other Asian countries for their seeds.
The seed also contains condensed tannins ( procyanidins) called arecatannins Arecatannins are a class of condensed tannins in the sub-class procyanidins contained in the seeds of ''Areca catechu'' also called betel nut. The arecatannin-type natural products from Ceylonese cassia bark and Areca seed are examples polyphenols b ...
which are carcinogenic.
Uses
''Areca catechu'' is grown for its commercially important seed crop, the areca nut.
The areca nut is also popular for chewing throughout some Asian countries, such as China, Bangladesh, Taiwan, Vietnam, the Philippines, Malaysia, Maldives, Myanmar, and India and the Pacific Islands, notably Papua New Guinea, where it is very popular. Chewing areca nut is quite popular among working classes in Taiwan. The nut itself can be addictive and has direct link to oral cancers
Oral cancer, also known as mouth cancer, is cancer of the lining of the lips, mouth, or upper throat. In the mouth, it most commonly starts as a painless white patch, that thickens, develops red patches, an ulcer, and continues to grow. When on ...
. Chewing areca nut is a cause of oral submucous fibrosis, a premalignant lesion which frequently progresses to mouth cancer. Areca nuts in Taiwan will usually contain artificial additives such as limestone powder. The extract of ''Areca catechu'' may be addictive.
The areca palm is also used as an interior landscaping species. It is often used in large indoor areas such as malls and hotels. It will not fruit or reach full size if grown in this way. Indoors, it is a slow growing, low water, high light plant that is sensitive to spider mites and occasionally mealybugs.
In India the dry, fallen leaves are collected and hot-pressed into disposable palm leaf plates and bowls.Palm Leaf Plates
on the website TheWholeLeafCo.dom; viewed in September 2016
Relationship with humans
Names of places
The areca nut is important in the Austronesian civilization, especially in the modern day Indonesia and Malaysia. Actually, there are numerous city and areal names in Indonesia and Malaysia using the words ''pinang'', ''jambi'' or ''jambe'' (areca in Javanese, Sundanese, Balinese, and Old Malay). For example, the cities of Tanjung Pinang
Tanjungpinang, also written as Tanjung Pinang, is the capital city of the Indonesian province of Riau Islands. It covers a land area of 144.56 km2, mainly on the southern Bintan Island, as well as other smaller islands such as Dompak Islan ...
, Pangkal Pinang in Indonesia, the Indonesian province of Jambi and Penang
Penang ( ms, Pulau Pinang, is a Malaysian state located on the northwest coast of Peninsular Malaysia, by the Malacca Strait. It has two parts: Penang Island, where the capital city, George Town, is located, and Seberang Perai on the M ...
Island (''Pulau Pinang'') off the west coast of Peninsular Malaysia
Peninsular Malaysia ( ms, Semenanjung Malaysia; Jawi: سمننجڠ مليسيا), or the States of Malaya ( ms, Negeri-negeri Tanah Melayu; Jawi: نڬري-نڬري تانه ملايو), also known as West Malaysia or the Malaysian Peninsula, ...
. Fua Mulaku in the Maldives, Guwahati
Guwahati (, ; formerly rendered Gauhati, ) is the biggest city of the Indian state of Assam and also the largest metropolis in northeastern India. Dispur, the capital of Assam, is in the circuit city region located within Guwahati and is the ...
in Assam
Assam (; ) is a state in northeastern India, south of the eastern Himalayas along the Brahmaputra and Barak River valleys. Assam covers an area of . The state is bordered by Bhutan and Arunachal Pradesh to the north; Nagaland and Manipur ...
, and coastal areas of Kerala
Kerala ( ; ) is a state on the Malabar Coast of India. It was formed on 1 November 1956, following the passage of the States Reorganisation Act, by combining Malayalam-speaking regions of the erstwhile regions of Cochin, Malabar, South Ca ...
and Karnataka
Karnataka (; ISO 15919, ISO: , , also known as Karunāḍu) is a States and union territories of India, state in the southwestern region of India. It was Unification of Karnataka, formed on 1 November 1956, with the passage of the States Reor ...
in India, are also some of the places named after a local name for areca nut.
Gallery
File:Areca catechu palm.jpg, Flowers, fruits and buds in a single frame
File:Betel nut palm trunk.jpg, Betel nut palm trunk
File:Buds of Areca catechu.jpg, New buds of ''Areca catechu''
Image:Areca_catechu_Forest.JPG, An ''Areca catechu'' plantation in Taiwan
Image:Palm I IMG 2108.jpg, Areca palm at Kolkata, West Bengal, India
Image:Palm I IMG 2081.jpg, Areca palm at Kolkata, West Bengal, India
Image:Areca catechu nuts at Kadavoor.jpg, Areca palm fruit at Kerala
Kerala ( ; ) is a state on the Malabar Coast of India. It was formed on 1 November 1956, following the passage of the States Reorganisation Act, by combining Malayalam-speaking regions of the erstwhile regions of Cochin, Malabar, South Ca ...
, India
Image:Betel_nuts3.jpg, Areca nuts from India
Image:Areca catechu Blanco2.350.png, ''Flora de Filipinas''
Image:Areca farm.jpg, ''Areca catechu'' farm in Kerala
Kerala ( ; ) is a state on the Malabar Coast of India. It was formed on 1 November 1956, following the passage of the States Reorganisation Act, by combining Malayalam-speaking regions of the erstwhile regions of Cochin, Malabar, South Ca ...
, India
File:BuahPinangMuda.jpg, Young "betel" nuts in Malaysia
File:Flag of Penang (Malaysia).svg, Areca nut at Penang
Penang ( ms, Pulau Pinang, is a Malaysian state located on the northwest coast of Peninsular Malaysia, by the Malacca Strait. It has two parts: Penang Island, where the capital city, George Town, is located, and Seberang Perai on the M ...
's flag
File:সুপারি.jpg, Areca catechu of Bangladesh
File:Hat palathoppi.jpg, Hat palathoppi (Outer view) made of the leaf of Areca catechu in Kerala
File:Hat palathoppi kerala.jpg, Hat_ palathoppi (inner view) made of the leaf of Areca catechu in Kerala
Old Bagan, Myanmar, Paan, the betel leaf and areca nut.jpg, Areca nut in Paan preparation, Myanmar
References
External links
Plant Cultures: Betelnut botany and history
''Areca catechu'' List of Chemicals (Dr. Duke's)
{{Taxonbar, from=Q156969
catechu
( or ) is an extract of acacia trees used variously as a food additive, astringent, tannin, and dye. It is extracted from several species of ''Acacia'', but especially ''Senegalia catechu'' (''Acacia catechu''), by boiling the wood in wate ...
Tropical fruit
Fruits originating in Asia
Flora of the Philippines
Medicinal plants of Asia
Garden plants of Asia
House plants
Ornamental trees
Plants described in 1753
Taxa named by Carl Linnaeus