Carpathian walnut
Juglans regia L.

Juglans regia, known as the Carpathian walnut, is a species of walnut in the Juglandaceae family. Native to Eurasia, it is found in southwest and central Asia and southeast Europe, though its exact natural range is unclear due to extensive cultivation. The species was first described in 1753 by Linnaeus.
Description
Juglans regia is a tree species that has been widely cultivated for its edible nuts and timber. It is found in regions including British Columbia, Ontario, Belgium, France, the Netherlands, and several other European countries. The species is part of the Juglandaceae family and is known by multiple common names, including English walnut and Persian walnut. Its long history of cultivation has made it challenging to determine its original natural distribution.
Other common names
WalnutEnglish walnutcommon-walnutwalnut-treeCommon WalnutCarpathian walnutPersian walnutMadeira walnut
Distribution
British Columbia · Ontario · TW · HR · IE · YE · Belgium · Brussels-Capital Region · Flemish Region · Walloon Region · France · The Netherlands · Great Britain · CY · GB · NO · PT · DK · FR · UA · Flanders · Liechtenstein · Baleares · Luxembourg · Bulgaria · Corse (Corsica) · Cyprus · Czech Republic · Denmark · Channel Is.
Synonyms
Juglans fruticosaJuglans heterophyllaJuglans frutescensJuglans aspleniifoliaJuglans salicifoliaJuglans sinensisJuglans kamaoniaJuglans quercifoliaJuglans regia var. dissectaJuglans dissectaJuglans longirostrisJuglans duclouxianaJuglans orientisJuglans fallaxJuglans fertilisRegia maximaJuglans regia var. sinensisJuglans regia subsp. fallaxJuglans regia var. kamaoniaJuglans regia subsp. sinensisJuglans argutaJuglans regia var. fragilisJuglans regia var. maximaJuglans regia var. serotinaJuglans regia var. depressaJuglans regia var. oblongaJuglans regia var. tenuissimaJuglans regia var. tenuifoliaJuglans regia var. longifoliaJuglans regia var. angulosa