Teucrium davaeanum Coss., it is a suffrutose shrublet. Stem decumbent, subterele, much branched, younger branches covered with soft spreading branched hairs. Leaves ± sessile, oblong-lanceolate, attenuate at base, tricrenate in the middle, obscurely nerved above, prominently nerved and densely bullate beneath, revolute margined, densely villose and wooly on both sides. Verticils forming dense ovate-sub globose terminal spikes. Calyx sub sessile, membranous, tubular-campanulate, 10-nerved, teeth sub equal, triangular, acute. Corolla pale yellowish, tube sub incurved, villous. upper lip lobes oblong, sub erect, lower lip trilobed, lateral lobes oblong-lanceolate, middle one 1 1/2 longer than lateral ones, deeply concave and almost conduplicate. Stamens actuate, filaments sparsely villose. Nutlets black, smooth and rugose. Life Form: Ch, Flowering in: Apr-Jul, Vern:—————–, Phytochoria: Endemic , The native range of this species is NE. Libya. Notes: Wild in Libya, Probably regional endemic, it was registered in Morocco.
For more information: https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:460364-1, https://www.ipni.org/n/460364-1, https://www.worldfloraonline.org/taxon/wfo-0000322064, https://www.gbif.org/species/3897185, https://africanplantdatabase.ch/en/nomen/specie/145044/teucrium-davaeanum-coss |
Distribution in Libya | ||
Al-Jafarah Plain | Sirte Plains | Benghazi Plain |
Researches Station of Agriculture Faculty, University of Tripoli 2021 | (7 Km) SE of Sitre City 2008 Wadi Al-Hamar Region 2020 | Gaminas 1978 1930 (79 km) from Ajdabia to Benghazi 1978 Wadi El-Quttarh 2016 |
Al-Jabal Al-Akhder | Marmarica Plateau | |
Derna 1912 Wadi Al-Agar 1999 Wadi (Valley) Stowah region 2007 S. of AL-Marj 2011 Wadi El-Kouf 2014 | Reported in Marmarica north-eastern part of Libya by Pampanini 1930 |
Bibliographic references: | |
First: Encyclopedia Flora of Libyan: | |
Jafri, S.M.H. & El-Gadi, A. (1985) Flora of Libya, Lamiaceae Vol. (118) Department of Botany, Al-Faateh Univ., Tripoli, Libya. | |
Second: Researches and PhD theses, master theses, Sorted by Newest: | pdf files |
Al-Sghair, F.G. and Mahklouf, M.H. (2021) Vegetation Survey for Vascular Plants of Protected Area of the University of Tripoli-Libya. Species. Vol.22 (69), 2021. https://www.researchgate.net/profile/Mohammed-Mahklouf, http://www.discoveryjournals.org/Species/current_issue/2021/v22/n69/index.htm, http://www.discoveryjournals.org/Species/current_issue/2021/v22/n69/A1.pdf | Vegetation Survey of the University of Tripoli 2021 |
Saaed, M.W.B., EL-Barasi, Y.M. & Rahil, R.O. (2021) An updated checklist and quantitative analysis of the Marmarica Plateau flora, in the north-eastern part of Libya. Phytotaxa 509 (1): 001-055. https://www.mapress.com/j/pt/, https://www.biotaxa.org/Phytotaxa/article/view/phytotaxa.509.1.1 | An updated Marmarica Plateau flora 2021 |
Omar, N.O.I., Alaib, M.A., El-Mghrbi, N.G., Alzerbi, A.K. (2020) Checklist of Flora and Floristic Study of Wadi Al-Hamar Region in Libya. Journal of Umm Al-Qura University for Applied Science 6 (2), (2020) 20-24. https://bit.ly/3Vm38ro, https://www.researchgate.net/profile/Naser-Omar | Wadi Al-Hamar Region in Libya 2020 |
Marzouk, R.I. & El-Badan, G.E. (2018) Molecular Characterization of Teucrium L. (Lamiaceae) as a Prerequisite for its Conservation. Asian J. Biol. Sci., 11 (1): 16-23, 2018. https://scialert.net/abstract/?doi=ajbs.2018.16.23 | Molecular Characterization of Teucrium L. 2018 |
Marzouk, R.I., EL-Darier, S.M., Askar, A.M. (2017) Pollen Morphology of Teucrium L. (Lamiaceae, Ajugoideae) in Libya. Bangladesh J. Plant Taxon. 24(2): 219-226, 2017 (December). https://www.researchgate.net/profile/Ream-Marzouk | Pollen morphology of Teucrium L. 2017 |
Marzouk, R.I., EL-Darier, S.M., Askar, A.M. (2016) Nutlet micromorphological characters of Teucrium taxa (Lamiaceae) in Libya. Phytotaxa 263 (3): 245-254. https://www.biotaxa.org/Phytotaxa/article/view/phytotaxa.263.3.5 | Nutlet micromorphological characters of Teucrium taxa 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 |
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/3p7s6hV, http://annals.fih.upt.ro/pdf-full/2011/ANNALS-2011-3-24.pdf | flora and vegetation on south EL-Marj zone 2011 |
Al-Aib, M. A. and El-Shakhy, N. O. (2008) Weed flora of great man made river agriculture project (sirte). Journal of Agriculture and Environment for International Development, Vol.102, Issue 3: 241-25. https://bit.ly/3njkLeH, https://www.researchgate.net/profile/Mohamed-Alaib | |
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-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) |