African Plant Database


Urtica dioica L.
Protologue : Sp. Pl. 2: 984 (1753)
Information on the genus : Urtica
 
 
Status
Status for NA : accepted (present)
Status for SA : accepted (naturalised-introduced)
Status for TA : accepted (naturalised-introduced)
 
Synonym(s) Heterotypic
=Urtica dioica var. capensis Wedd.
=Urtica eckloniana Blume
=Urtica eckloniana var. flavovirens Blume
=Urtica dioica var. angustifolia Schltr. (1832)
 
Ecology and distribution
Trop. Afr.
Biology : Erect perennial herb 30-150 cm tall, dark green, dioecious, with a creeping rhizome; all parts with stinging hairs; stipules linear; inflorescences much branched, c. 10 cm long, male and female ones similar.
Ecology : Very variable [for subspecies, etc., see M. Weigend, Urtica dioica subsp. cypria, with a re-evaluation of the U. dioica group (Urticaceaea) in western Asia. Willdenowia 36: 811-822].
  Not mapped.
  Introduced weed, also in S. Africa (cf. Friis & Immelman, Fl. South. Afr. 9, Urticaceae: 3, 5, 2001 (with regional map).
South. Afr.
Biol./Eco : biology: perennial -Herb - Ht 0.3 - 1 m. Alt: 1000 - 1920 m. Distribution: EC, NC, WC

Bibliography other :
  • Sp. Pl. 2: 984 (1753).

Bibliography for Southern Africa :
  • Énum. Pl. Fleurs Afr. Trop. 2: 146 (1992).
  • Fl. S. Africa 9: 3 (2001).
  • Checklist Flow. Pl. Sub-Saharan Africa : 665 (2006).

Bibliography for North Africa :
  • Fl. Algérie [Battandier & Trabut] : 810 (1890).
  • Cat. Pl. Maroc 1: 168 (1931).
  • Fl. Afrique N. 7: 156 (1961).
  • Fl. Algérie [Quézel & Santa] 1: 278 (1962).
  • Fl. Eur. 1: 79 (1964).
  • Fl. Libya 47: 12 (1977).
  • Fl. Tunisie [Pottier-Alapetite] 1: 18 (1979).
  • Fl. Andaluc. Occ. 1: 155 (1987).
  • Fl. Iberica 3: 264 (1993).
  • Fl. Prat. Maroc 1: 128 (1999).
  • Trav. Inst. Sci. Univ. Mohammed V, Sér. Bot. 37: 390 (2005)
  • Fl. Tunisie (Le Floc'h & Boulos) : 300 (2008).
 
More info on :
see under Jstor_African Plant Initiative
see under chg
see under The Euro-Mediterranean Plant Base
see under The International Plant Name Index
see under Herbarium, North Africa MPU
 
Map
carte afrique num 122335
 
Record n°122335 modified 2007-01-11
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