Juglans regia
Albania (I), Armenia (I), Northern Caucasus (I), Austria (?I), Liechtenstein (?I), Bosnia & Hercegovina, Bulgaria, Montenegro, Slovenia, Croatia, Macedonia, Serbia & Kosovo, Germany, Slovakia, Greece (I) (incl. Kiklades (I)), Crete (I), East Aegaean Isl. (I), Macedonia, Romania, Serbia, Turkey (Anatolia), Azerbaijan (I), Austria (I), Liechtenstein (I), Belgium (?I), Luxembourg (I), Baleares (?I), Czech Republic (c), Cyprus (I), Estonia (I), Belarus (I), Channel Isl. (I), France (I), Germany (I), Georgia [Caucasus] (I), Ireland (I), Switzerland (?I), Netherlands (I), Spain (?I), Andorra (I), Hungary (I), Italy (?I), Portugal (I), Macedonia (I), Moldavia (c), Norway (I), Poland (c), ?Turkey (Anatolia) (I), Crimea (I), Ukraine (c), N-India, Korea (c), Japan (I), trop. Africa (I), China (Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Xinjiang, Yunnan, Zhejiang), Taiwan, Tibet, Kyrgyzstan, Kazakhstan (I), Turkmenistan, Tajikistan (I), Mauritius (I), La Runion (I), Turkey (E-Anatolia, Inner Anatolia, N-Anatolia, NE-Anatolia, NW-Anatolia: Bithynia, S-Anatolia, SE-Anatolia, SSW-Anatolia, SW-Anatolia, W-Anatolia, WN-Anatolia), Rhodos (I), European Turkey, Iran (EC-Iran, NE-Iran: Mts., N-Iran, S-Iran), Iraq (NE-Iraq), Oman (I) (Mascat & Oman (I)), Yemen (I), Afghanistan (Kabul, Laghman, Kunar / Nuristan), Bhutan (I), Laos (I), Vietnam (I), Sikkim (I), Myanmar [Burma] (I), Nepal (I), Pakistan (I), Jammu & Kashmir (I), India (I), Mexico (I), Bolivia (I), Guatemala (I), USA (I) (California (I), Idaho (I), Michigan (I), New York (I), Washington State (I)), Canada (I) (Ontario (I)), Morocco (I), Algeria (I), Tunisia (I), Libya (I), Canary Isl. (I) (Gran Canaria (I)) 143969 0
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Alien: Naturalized non-invasive. Cultivated tree, both Division 1 and numerous sites in Division 2 - none listed for Division 3.
Mostly used as an agricultural plant but it can be also planted as an ornamental in gardens (Tsintides et al. 2002).
Cultivated since ancient times, 3,100-3,000 cal yr BP according to Pound et al. (2023)
Meikle RD (1985) Flora of Cyprus, Vol. 2.
Georgiades C (1995) Η επιγενής χλωρίδα της Κύπρου. Ταξινομική, χλωριδικά, φυτογεωγραφική, οικοφυσιολογική μελέτη. [The adventive flora of Cyprus, taxonomic, floristic, phytogeographic, ecophysiological study]. Ph.D. Thesis, Athens University.
Tsintides T, Hadjikyriakou GN, Christodoulou CS (2002) Trees and shrubs in Cyprus. Foundation Anastasios G. Leventis—Cyprus Forest Association, Nicosia, Cyprus.
Hadjikyriakou G (2013) Contribution to the study of the flora of Cyprus 16 [Συμβολή στη μελέτη της χλωρίδας της Κύπρου 16]. Dasoponos 54: 7-10.
Pound MJ, Hazell CJ, Hocking EP (2023) The late Holocene introduction of Juglans regia (walnut) to Cyprus. Veget Hist Archaeobot 32: 125–131. https://doi.org/10.1007/s00334-022-00886-x