Taxon: Lotus tenuis Waldst. & Kit. ex Willd.

Genus: Lotus
Family: Fabaceae (alt.Leguminosae)
Subfamily: Faboideae
Tribe: Loteae
Nomen number: 22744
Place of publication: Enum. pl. 2:797. 1809
Link to protologue:
Name Verified on: 04-Nov-2006 by ARS Systematic Botanists. Last Changed: 02-Oct-2017
Species priority site is: Western Regional PI Station (W6)
Accessions: 72 in National Plant Germplasm System (GoogleMap)

Common names:

  • narrow-leaf bird's-foot trefoil  (Source: BSBI) - English
  • narrow-leaf trefoil  (Source: World Econ Pl) - English
  • slender trefoil  (Source: Food Feed Crops US) - English
  • watari-miyakogusa  (Source: F Japan) - Japanese Rōmaji
  • xi ye bai mai gen  (Source: F ChinaEng) - Transcribed Chinese
  • lâdvenec tonkij  (Source: F Armenia) - Transliterated Russian

Economic Importance:

  • Animal food: forage (grazing fide Leg WorldEc)
  • Gene sources: probable progenitor of bird's-foot trefoil (fide Can J Bot 74:975-989. 1996)
  • Gene sources: secondary genetic relative of bird's-foot trefoil (based on the probable existence of unreduced gametes in Lotus tenuis resulting in fertile tetraploids, although there was also evidence of parthenogenesis fide Theor Appl Genet 78:403. 1989)

Distributional Range:


  • Africa

    • Northern Africa: Egypt ; Libya ; Morocco
  • Asia-Temperate

    • Caucasus: Azerbaijan
    • Middle Asia: Kazakhstan ; Kyrgyzstan ; Tajikistan ; Turkmenistan ; Uzbekistan
    • Mongolia: Mongolia
    • Siberia: Russian Federation Altay, Gorno-Altay, Khakassia, Krasnoyarsk, Novosibirsk, Omsk, Tuva
    • Western Asia: Afghanistan ; Iran ; Iraq ; Israel ; Lebanon ; Syria
  • Asia-Tropical

    • Indian Subcontinent: Pakistan
  • Europe

    • Eastern Europe: Moldova ; Russian Federation Kalmykia, Volgograd; Ukraine
    • Middle Europe: Austria ; Belgium ; Czechoslovakia ; Germany ; Hungary ; Netherlands ; Poland ; Switzerland
    • Northern Europe: Denmark ; Sweden ; United Kingdom
    • Southeastern Europe: Albania ; Bulgaria ; Former Yugoslavia ; Greece ; Italy ; Romania
    • Southwestern Europe: France ; Portugal ; Spain

  • Naturalized



  • Afonin, A. N., S. L. Greene, N. I. Dzyubenko, & A. N. Frolov, eds. Interactive agricultural ecological atlas of Russia and neighboring countries. Economic plants and their diseases, pests and weeds (on-line resource). (AgroAtlas)
  • Ali, S. I. & S. M. H. Jafri, eds. Flora of Libya. 1976- (F Libya)
  • Botanical Society of the British Isles BSBI taxon database (on-line resource). (BSBI)
  • Brummitt, R. K. 2005. Report of the Committee for Spermatophyta: 57 (Taxon) 54:1094.
  • Chrtková-Žertová, A. 1972. Studien über die tschechoslowakischen Arten der Gattung Lotus L. V. Lotus tenuis Waldst. et Kit. ex Willd. (Preslia) 44:131-139.
  • Cronquist, A. et al. Intermountain flora. 1972- (Intermt F)
  • Davis, P. H., ed. Flora of Turkey and the east Aegean islands. 1965-1988 (F Turk)
  • Duke, J. A. Handbook of legumes of world economic importance. 1981 (Leg WorldEc)
  • Euro+Med Editorial Committee Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). (EuroMed Plantbase)
  • Food and Agriculture Organization of the United Nations (FAO) 2010. Ecocrop (on-line resource). (Ecocrop)
  • Grant, W. F. & E. Small 1996. The origin of the Lotus corniculatus (Fabaceae) complex: a synthesis of diverse evidence Canad. J. Bot. 74:975-989.
  • Isely, D. 1981. Leguminosae of the United States. III. Subfamily Papilionoideae: tribes Sophoreae, Podalyrieae, and Loteae Mem. New York Bot. Gard. 25(3):198.
  • Iwatsuki, K. et al. Flora of Japan. 1993- (F Japan)
  • Jeelani, S. M. et al. 2011. IAPT/IOPB data 12 (Taxon) 60:1788.
  • Kartesz, J. T. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. (L US Can ed2)
  • Kirkbride, J. H., Jr. 2006. The scientific name of narrow-leaf trefoil Crop Sci. (Madison) 46:2169-2170.
  • Kirkbride, J. H., Jr. 1995. (1165) Proposal to reject the name Lotus glaber Mill. (Leguminosae) (Taxon) 44:423-424.
  • Kirkbride, J. H., Jr. 1999. Lotus systematics and distribution Special Publ. Crop Sci. Soc. Amer. 28:11.
  • Kramina, T. E. et al. 2016. Phylogeny of Lotus (Leguminosae: Loteae): partial incongruence between nrITS, nrETS and plastid markers and biogeographic implications (Taxon) 65:997-1018.
  • Lock, J. M. Legumes of Africa: a checklist. 1989 (Leg Africa)
  • Markle, G. M. et al., eds. Food and feed crops of the United States, ed. 2. 1998 (Food Feed Crops US)
  • Mouterde, P. Nouvelle flore du Liban et de la Syrie. 1966- (F Liban)
  • Nasir, E. & S. I. Ali, eds. Flora of [West] Pakistan. 1970- (F Pak)
  • Negri, V. & F. Veronesi 1989. Evidence for the existence of 2n gametes in Lotus tenuis Wald. et Kit. (2n=2x=12): their relevance in evolution and breeding of Lotus corniculatus L. (2n=4x=24) Theor. Appl. Genet. 78:400-404.
  • Pignatti, S. Flora d'Italia. (F Ital)
  • Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource). (Pl Names)
  • Rechinger, K. H., ed. Flora iranica. 1963- (F Iran)
  • Smythies, B. E. Flora of Spain and the Balearic Islands: checklist of vascular plants. Englera 3:1-882. 1984-1986 (L Spain)
  • Takhtajan, A. L., ed. Flora Armenii. 1954-1987 (F Armenia)
  • Townsend, C. C. & E. Guest Flora of Iraq. 1966- (F Iraq)
  • Tutin, T. G. et al., eds. Flora europaea. 1964-1980 (F Eur)
  • Vignolio, O. R. et al. 2016. Reproductive developments of Lotus tenuis (Fabaceae) crop defoliated at different times and intensities Amer. J. Pl. Sci. 7:1180-1191.
  • Wu Zheng-yi & P. H. Raven et al., eds. Flora of China (English edition). 1994- (F ChinaEng)
  • Zohary, M. & N. Feinbrun-Dothan Flora palaestina. 1966- (F Palest)


Check other web resources for Lotus tenuis Waldst. & Kit. ex Willd. :


  • Seed: U.S. National Seed Herbarium image
  • Seed: U.S. National Seed Herbarium image