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<big>''[[Vicia hirsuta]]'' (L.) S.F.Gray</big>
__NOTOC__
{{DISPLAYTITLE:''Vicia hirsuta'' (PROTA)}}
:Protologue: Nat. arr. Brit. pl. 2: 614 (1821).
:Chromosome number: 2''n'' = 14
== Vernacular names ==
*Hairy tare, tiny vetch, hairy vetch (En). *Ers velu, vesceron, vesce hérissée (Fr). *Cigerão (Po).
== Origin and geographic distribution ==
== Description ==
*Trailing or climbing annual herb up to 90 cm tall; stem glabrous or thinly hairy. *Leaves alternate, paripinnate, with 6–20 leaflets; stipules semisagittate, 2–15 mm × 1.5–2.5 mm, the upper part entire, the lower deeply divided into 2–3 filiform segments; petiole 0–5(–10) mm long, rachis usually terminating in a branched tendril; petiolules c. 0.5 mm long; leaflets linear or narrowly oblong, 4–20 mm × 1–3 mm, almost glabrous. *Inflorescence an axillary raceme 2–6 cm long, 2–7-flowered; peduncle 0.5–4 cm long. *Flowers bisexual, papilionaceous; pedicel 0.5–2 mm long; calyx 5-lobed, pubescent, with tube 1(–2.5) mm long and lobes 1.5–2.5 mm long; corolla white, rose or pale blue, standard obovate, 3–5 mm × 2 mm, wings and keel slightly shorter; stamens 10, 9 fused and 1 free; ovary superior, hairy, 1-celled, style short, curved, stigma small. *Fruit an oblong pod 6–10 mm × 3–4 mm, compressed, pilose, dehiscent, (1–)2(–3)-seeded. *Seeds globose, 2–3 mm in diameter, dark brown or mottled pale and dark brown. *Seedling with hypogeal germination. == Other botanical information ==
''Vicia'' comprises about 120 species, mainly in the temperate regions of the northern hemisphere and South America, with a few species in Africa.
''Vicia hirsuta'' is effectively nodulated by ''Rhizobium leguminosarum''.
== Ecology ==
In East Africa ''Vicia hirsuta'' is found in grassland, scrub, forest margins and lava plains at 2000–3500 m altitude. ''Vicia hirsuta'' is a long-day plant. In many countries it is considered a weed.
== Genetic resources ==
== Author(s) ==
* M. Brink , PROTA Network Office Europe, Wageningen University, P.O. Box 341, 6700 AH Wageningen, Netherlands
== Correct citation of this article ==
Brink, M., 2006. '''Vicia hirsuta''' (L.) Gray. [Internet] Record from PROTA4U. In: Brink, M. & Belay, G. (Editors). PROTA (Plant Resources of Tropical Africa / Ressources végétales de l’Afrique tropicale), Wageningen, Netherlands. <http://www.prota4u.org/search.asp>. Accessed {{CURRENTDAY}} {{CURRENTMONTHNAME}} {{CURRENTYEAR}}.
