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Lotus tetragonolobus L. / Homotypic Synonyms: Tetragonolobus purpureus Moench,  it is an annual herb up to 10 – 40 cm, softly hairy, lying or ascending, with slender root. Leaflets obovate rhomboidal, obtuse, stipules ovate-lanceolate, approximately equal to the petiole, dark purple flowers, solitary or twinate on peduncles equal to or slightly exceeding the leaf, with a small leaf at the top, bell-shaped calyx, with teeth a little longer than the tube; glabrous, blackish, pods, bordered by 4 wavy wings as wide as its diameter. Seeds many, 2-3 mm, globular, brown.  Life Form: Th,   Flowering in: Feb-Apr,   Vern: Garambush,   Phytochoria: MED, The native range of this species is Medit.   Notes: Wild in Libya.

For more information: https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:503918-1,   https://www.ipni.org/n/503918-1,    https://www.worldfloraonline.org/taxon/wfo-0000212256,   https://www.gbif.org/species/5356862,    https://africanplantdatabase.ch/en/nomen/specie/147994/tetragonolobus-purpureus-moench,    https://www.preservons-la-nature.fr/flore/taxon/2860.html,   https://www.florealpes.com/fiche_lotustetrago.php,   https://www.maltawildplants.com/FABC/Lotus_tetragonolobus.php,   https://www.actaplantarum.org/flora/flora_info.php?id=502724

 

Distribution in Libya
Al-Jafarah Plain Benghazi Plain Jabal Nafusa
Tripoli 1976,1977 Wadi El-Ghattara 2010  Between Slouk and Al-Abiar 2016 Msallata (Shaafeen) 2008   Msallata National Park (Shaafeen) 2013   Msallata-Garaboulli Province 2020
Al-Jabal Al-Akhder
Al-Bakur, near Tocra 1968  Baida 1970  Shahat 1972  Wadi El-Kauf 1973  Shahat 1978  Wadi Al-Agar 1999   Wadi Zaza 2003   El-Hamamah to Biada 2003   El-bakur 2007   Wadi (Valley) Stowah region 2007   S. of AL-Marj 2011  Al-Mansora 2013   Valley Jarjr-oma 2013   Wadi El-Kouf 2014   Sidi Abu-Ras 2017   Wadi Derna 2017   Wadi Om-El-Amaym 2019   From Zawiet Tamula to Al-Manarh, From Lustata to Beshtaya 2019   Al-Abiar (Sidi Amohamed forest) 2020   Wadi Al-Kouf 2021   Gernada, Labraq, Shahat 2021

 

Bibliographic references:  
First: Encyclopedia Flora of Libyan:  
Jafri, S.M.H. & El-Gadi, A. (1980) Flora of Libya, Fabaceae Vol.  (86) Department of Botany, Al-Faateh Univ., Tripoli, Libya.
Second: Researches and PhD theses, master theses, Sorted by Newest: pdf files
Abusaief, H.M.A. & Boasoul, S.H. (2021) A taxonomic study of twelve wild forage species of Fabaceae. Heliyon 7 (2021) e06077. https://www.sciencedirect.com/science/article/pii/S2405844021001821,   https://www.researchgate.net/profile/Huda-Abusaief Taxonomic study of wild forage species of Fabaceae 2021_compressed
Al-Traboulsi, M. & Alaib, M.A. (2021) A Survey of medicinal plants of Wadi Al-Kouf in Al-Jabal Al-Akhdar, Libya. NAT. CROAT, VOL. 30. No 2. (389-404), ZAGREB. December 31, 2021. https://hrcak.srce.hr/269442 /,   https://hrcak.srce.hr/file/390805 Medicinal plants of Wadi Al-Kouf 2021
Al-Amrouni, M,M., Al-Zarbi, A., Al-Aeb, M. A. (2020) Study of vegetation cover in Sidi Amohamed forest north of the city of Al-Abyar in the Al-Jabal Al-Al-Akhdar. Libya. Journal of Quality Assurance for Scientific Research-The first issue-April-2020 (In Arabic). https://lqac.org.ly/index.php/april2020/, https://lqac.org.ly/wp-content/uploads/2020/05/PDF-1.pdf غابة سيدي أمحمد شمال مدينة الابيار2020_compressed
Mahklouf, M.H., Sherif, A.S., Betelmal, A.G. (2020) Floristic Study and Species Diversity of Msallata-Garaboulli Province in Libya. J. of Advanced Botany and Zoology Volume 7 / Issue 3 ISSN: 2348-7313. Journal homepage: http://scienceq.org/Journals/JABZ.php, https://bit.ly/3LgL0KQ,   https://scienceq.org/wp-content/uploads/2020/04/JABZV7I304.pdf Msallata-Garaboulli Province in Libya 2020
Ali, A. M., Lashhab, S. R., Abu-Aweena, A. A.M. (2019) Classification of vegetation cover and its geographical distribution in the area extending between Al-Haniya and Wadi Zagzoog in the north to Lasastata and Bishtaya in the south. Al-Jabal Al-Akhdar eastern Libya. Issue (61) Journal of Science and Human Studies- Al-Marj-University of Benghazi-Libya (In Arabic) https://bit.ly/42bAJX1https://www.researchgate.net/profile/sd-lshhb, https://www.researchgate.net/profile/fdl-allh-altlhy  
El-farse, M.H. (2019) Study of the vegetation of Wadi Om-El-Amaym in Al-Jabal Al-Akhdar region. Master Thesis- department of environmental science and engineering, Academy of post graduate studies, Benghazi, Libya. (In Arabic)  
Ab-AzizaF.B., ElBarasi, Y.M. and Rahil, R.O. (2017) Flora, Vegetation and Human Activities of Wadi Derna-El-JabalResearch article I Botany l Version 1. https://www.researchgate.net/profile/Yacoub-El-Barasi, https://www.researchgate.net/profile/Rebeh-Rahil Vegetation Wadi Derna 2017
El-Zerbi, A. K. & Al-Aib, M.A. (2017) Study of vegetation cover in Sidi Bouras region, Al-Jabal Al-Akhdar, Libya. Journal of Environmental Science and Engineering JESE, VOL. 1, No. 1, January 2017. (In Arabic) http://jese.uoa.edu.ly/JESE_V1N1/JESE_V1N1P11.pdf سيدي ابو راس 2017
Raheel, RO. M., El-Borasi, Y. M., El-Barrani, M. W., El-Hassi, S. (2016) Study of Flora and vegetation cover of the semi-desert area between Salouq and Al-Abyar-the first high of Jabal Al-Akhdar-Libya, Fourth Scientific Conference for Environment and Sustainable Development In dry and semi-arid areas. Ajdabia. Libya. (In Arabic) https://www.researchgate.net/profile/Yacoub-El-Barasi, https://www.researchgate.net/profile/Rebeh-Rahil between Salouq and Al-Abyar 2016
El-Mokasabi, F M. (2014) Floristic Composition and Traditional Uses of Plant Species at Wadi Al-kuf, Al-Jabal Al-Akhder, Libya. American-Eurasian J. Agric. & Environ. Sci., 14 (8): 685-697, 2014, ISSN 1818-769,IDOSI Publications,2014 DOI:10.5829/idosi.aejaes.2014.14.08.12375. https://bit.ly/3VtCvAA, https://pdfs.semanticscholar.org/441b/23b83960f007044aca94e26f5c6b170fe102.pdf Plant Species at Wadi Al-kuf 2014
Abusaief, H. M. A. (2013) Life forms and rangeland for many habitats of Jarjar oma in Al-Jabal Al- Akhdar on Mediterranean Sea. Journal of American Science 2013;9(5) http://www.jofamericanscience.org/journals/am-sci/am0905/029_17747am0905_236_249.pdf Jarjar oma in Al-Jabal Al- Akhdar 2013
Abusaief, H. M. A. and Dakhil, A. H. (2013) The floristic composition of Rocky habitat of Al Mansora in Al-Jabal Al-Akhdar- Libya. New York Science Journal 2013; 6(5).  https://www.researchgate.net/profile/Huda-Abusaief Al Mansora in Al-Jabal Al-Akhdar 2013
Al-Masalati, N. A. A. (2013) Plant diversity across the altitudes of the Msallata National Park Reserve Mountains. Master Thesis. Botany Department-College of Science-University of Benghazi-Libya. (In Arabic)  
EL-Barasi, Y. M., Barrani, M. W., Abdelsalam, O. EL-Amrouni, N., Mohamad, F. (2011) Check list of flora and vegetation on south EL-Marj zone: south EL-Jabal EL-Akhadar. Libya. Annals of Faculty Engineering Hunedoara-International Journal of Engineering. Tome IX (Year 2011). Fascicule 3. ISSN 1584-2673, 141-146. https://bit.ly/3p7s6hVhttp://annals.fih.upt.ro/pdf-full/2011/ANNALS-2011-3-24.pdf flora and vegetation on south EL-Marj zone 2011
El-Rabiai, G.T., Al tira, F.M., Lamlom, S.H. (2010) Preliminary Checklist for the Flora of Wadi El Ghattara in Libya. Garyounis University Press Journal of Science and Its Applications Vol. 4, No. 1, pp 39-47, December 2010. http://sc.uob.edu.ly/assets/uploads/pagedownloads/5c3e5-39-47.pdf Flora of Wadi El Ghattara 2010
Mohammed, S.A.H. (2008) A taxonomic and ecological study of the plants of the Shaafin Reserve in Masalatah. Master Thesis. Department of Biology-Faculty of Arts and Sciences-Al-Mirqab University. Al-Khums. Libya. (In Arabic)  
Abd Al-lkhaleq, Y. M. (2007) Vegetation Coverage of El-Bakur Highlands in Al-Jabal Al-Akhdar. Master Thesis, Department of Botany, Faculty of Science, Garyounis University, Libya. (In Arabic)  
Nawras, A. M. B. (2007) A study of the vegetation cover in the Wadi (Valley) Stowah region. Master Thesis. Botany Department-Faculty of Science-Garyounis University-Libya. (In Arabic)  
Al-Sodany, Y. M., Shehata, M. N. & Shaltout, K. H. (2003): Vegetation along an elevation gradient in Al-Jabal Al-Akhdar, Libya. ecologia mediterranea, tome 29, fascicule 2, 2003, p. 125-138. https://www.researchgate.net/profile/Yassin-Al-Sodany, https://www.researchgate.net/profile/Kamal-Shaltout Vegetation an elevation in Al-Jabal Al-Akhdar 2003
El-Barasi, Y. M., EI-Sherif, l. M. & Gawhari, A. M. H.(2003) Checklist and analysis of the flora and vegetation of Wadi Zaza at AI-Jabal AI Akhdar (Cyrenaica, Libya). Bocconea 16 (2): 1091-1105. 2003. – ISSN 1120-4060. https://bit.ly/3VowJ3q, http://www.herbmedit.org/bocconea/16-1091.pdf flora and vegetation of Wadi Zaza 2003_compressed
Al-Hamadi R.I.(1999) Floristic and ecological study of Wadi Al-Agar, Master Thesis, Botany Department, Faculty of Science, Botany Department-Faculty of Science-Garyounis University, Benghazi, Libya. (In Arabic)