Coffea arabica also known as the Arabian coffee, "coffee shrub of Arabia", "mountain coffee" or "arabica coffee", is a species of Coffea.CoffeaarabicaFromWikipedia,thefreeencyclopediaJumptonavigationJumptosearchSpeciesofcoffeeplantCoffeaarabicaCoffeaarabicaflowersCoffeaarabicafruitConservationstatusEndangered (IUCN3.1)[1]ScientificclassificationKingdom:PlantaeClade:TracheophytesClade:AngiospermsClade:EudicotsClade:AsteridsOrder:GentianalesFamily:RubiaceaeGenus:CoffeaSpecies:C. arabicaBinomialnameCoffeaarabicaL.Coffeaarabica(/əˈræbɪkə/),alsoknownastheArabiancoffee,"coffeeshrubofArabia","mountaincoffee"or"arabicacoffee",isaspeciesofCoffea.Itisbelievedtobethefirstspeciesofcoffeetobecultivated,andisthedominantcultivar,representingabout60%ofglobalproduction.[2]Coffeeproducedfromthe(lessacidic,morebitter,andmorehighlycaffeinated)robustabean(C.canephora)makesupmostoftheremainingcoffeeproduction.ArabicacoffeeoriginatesfromEthiopiaandwasfirstcultivatedinYemen,anddocumentedbythe12thcentury.[3][4]Coffeaarabicaiscalled‏بُنّ‎(būnn)inArabic,borrowedfromtheOromo"Buna".Contents1Taxonomy2Biology3Distributionandhabitat4History5Cultivationanduse6Strains7Threats8Gallery9Seealso10References11Furtherreading12ExternallinksTaxonomy[edit]CoffeaarabicawasfirstdescribedscientificallybyAntoinedeJussieu,whonameditJasminumarabicumafterstudyingaspecimenfromtheBotanicGardensofAmsterdam.LinnaeusplaceditinitsowngenusCoffeain1737.[5]CoffeaarabicaistheonlypolyploidspeciesofthegenusCoffea,asitcarries4copiesofthe11chromosomes(44total)insteadofthe2copiesofdiploidspecies.Specifically,CoffeaarabicaisitselftheresultofahybridizationbetweenthediploidsCoffeacanephoraandCoffeaeugenioides,[6]thusmakingitanallotetraploid,withtwocopiesoftwodifferentgenomes.ThishybridizationeventattheoriginofCoffeaarabicaisestimatedbetween1.08millionand543thousandyearsagoandislinkedtochangingenvironmentalconditionsinEastAfrica.[7]Biology[edit]Wildplantsgrowbetween9and12 m(30and39 ft)tall,andhaveanopenbranchingsystem;theleavesareopp