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This genus is accepted, and its native range is Temperate to Tropical Mountains.
A specimen from Kew's Herbarium

[FSOM]

M. Thulin. Flora of Somalia, Vol. 1–4 [updated 2008] https://plants.jstor.org/collection/FLOS

Distribution
About 50 species, mostly in the northern temperate regions, a few in the tropicsthe southern temperate regions.
Morphology General Habit
Monoecious or dioecious, annual or perennial herbs with stinging hairs and dot-like cystoliths
Morphology Leaves
Leaves opposite, petiolate; blade simple, base rounded or cordate, margin serrate
Morphology Leaves Stipules
Stipules lateral, free
Morphology Reproductive morphology Inflorescences
Inflorescence a bisexual or unisexual lax cymose panicle, often in pairs in the upper leaf axils
Morphology Reproductive morphology Flowers
Female flowers 4-merous; tepals free, in two slightly unequal pairs; staminodes absent; ovary ovoid, stigma sessile, penicillate Male flowers 4-merous; tepals free, in two unequal pairs; stamens inflexed; ovary rudimentary
Morphology Reproductive morphology Fruits
Achene enclosed in or released from the persistent perianth.

[FTEA]

Urticaceae, I. Friis University of Copenhagen, Denmark. Flora of Tropical East Africa. 1989

Morphology General Habit
Annual or perennial herbs, monoecious or dioecious
Morphology Stem
Stems with stinging and sometimes stiff hairs
Morphology Leaves
Leaves opposite, petiolate, simple; stipules lateral, free, or interpetiolar, fused; cystoliths punctiform
Morphology Reproductive morphology Inflorescences
Inflorescences axillary, mostly shortly pedunculate, often paired in each leaf-axil, bisexual or unisexual lax cymose panicles
Morphology Reproductive morphology Flowers
Flowers unisexual, 4-merous, usually clustered in small cymose glomerules Female flowers: tepals free, in 2 ± unequal pairs; staminodes absent; ovary ovoid, laterally compressed, symmetrical; stigma sessile, penicillate Male flowers: tepals free, in 2 subequal pairs; rudimentary ovary present
sex Male
Male flowers: tepals free, in 2 subequal pairs; rudimentary ovary present
sex Female
Female flowers: tepals free, in 2 ± unequal pairs; staminodes absent; ovary ovoid, laterally compressed, symmetrical; stigma sessile, penicillate
Morphology Reproductive morphology Fruits
Achene enclosed in or released from the persistent perianth, lenticular with a ± raised central area on each face.

Native to:

Afghanistan, Alabama, Alaska, Albania, Alberta, Algeria, Altay, Amur, Antipodean Is., Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Assam, Austria, Azores, Baleares, Baltic States, Belarus, Belgium, Bolivia, Brazil South, British Columbia, Bulgaria, Burundi, Buryatiya, California, Canary Is., Cape Provinces, Central European Rus, Chile Central, Chile North, Chile South, China North-Central, China South-Central, China Southeast, Chita, Colombia, Colorado, Connecticut, Corse, Costa Rica, Cyprus, Czechoslovakia, Delaware, Denmark, Dominican Republic, East Aegean Is., East European Russia, East Himalaya, Ecuador, Egypt, Eritrea, Ethiopia, Finland, Florida, France, Free State, Føroyar, Georgia, Germany, Great Britain, Greece, Guatemala, Gulf States, Haiti, Hungary, Iceland, Idaho, Illinois, India, Indiana, Inner Mongolia, Iowa, Iran, Iraq, Ireland, Irkutsk, Italy, Japan, Jawa, Juan Fernández Is., Kamchatka, Kansas, Kazakhstan, Kentucky, Kenya, Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Kriti, Krym, Kuril Is., Kuwait, KwaZulu-Natal, Labrador, Lebanon-Syria, Lesotho, Lesser Sunda Is., Libya, Louisiana, Madeira, Magadan, Maine, Maluku, Manchuria, Manitoba, Maryland, Massachusetts, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Montana, Morocco, Nebraska, Nepal, Netherlands, Nevada, New Brunswick, New Guinea, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, Newfoundland, North Carolina, North Caucasus, North Dakota, North European Russi, Northwest European R, Northwest Territorie, Norway, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pakistan, Palestine, Panamá, Paraguay, Pennsylvania, Peru, Philippines, Poland, Portugal, Primorye, Prince Edward I., Qinghai, Queensland, Québec, Rhode I., Romania, Rwanda, Sakhalin, Sardegna, Saskatchewan, Saudi Arabia, Selvagens, Sicilia, Sinai, Socotra, Somalia, South Australia, South Carolina, South Dakota, South European Russi, Spain, Sudan, Sumatera, Sweden, Switzerland, Tadzhikistan, Taiwan, Tanzania, Tasmania, Tennessee, Texas, Tibet, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan, Tuva, Uganda, Ukraine, Uruguay, Utah, Uzbekistan, Venezuela, Vermont, Victoria, Vietnam, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Western Australia, Wisconsin, Wyoming, Xinjiang, Yakutskiya, Yemen, Yugoslavia, Yukon, Zaïre

Introduced into:

Bermuda, Brazil Northeast, Brazil Southeast, Cuba, District of Columbia, Falkland Is., Galápagos, Greenland, Hawaii, Namibia, Norfolk Is., Northern Provinces, South Georgia, St.Helena, Svalbard, Tristan da Cunha

Urtica L. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Porter, G. [Cat. no. 7425], Malaysia K001127325

First published in Sp. Pl.: 983 (1753)

Accepted by

  • Tutin, T.G. & al. (eds.) (1993). Flora Europaea ed. 2, 1: 1-581. Cambridge University Press.

Literature

Flora of Somalia

  • Flora Somalia, Vol 2, (1999) Author: by I. Friis [updated by M. Thulin 2008]

Flora of Tropical East Africa

  • Engl. in E. & P. Pf. 3(1): 104 (1888)
  • G.F.P. 2: 181 (1967)
  • G.P. 3: 381 (1880)
  • L., Gen. Pl., ed. 5: 423 (1754)
  • Sp. Pl.: 983 (1753)

Flora of Somalia
Flora of Somalia
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0