M. Acherar, S. Rambal, and J. Lepart, ??volution du potentiel hydrique foliaire et de la conductance stomatique de quatre ch??nes m??diterran??ens lors d'une p??riode de dess??chement, Annales des Sciences Foresti??res, vol.48, issue.5, pp.347-358, 1991.
DOI : 10.1051/forest:19910506

R. Bellarosa, M. Simeone, A. Papini, and B. Schirone, Utility of ITS sequence data for phylogenetic reconstruction of Italian Quercus spp., Molecular Phylogenetics and Evolution, vol.34, issue.2, pp.355-370, 2005.
DOI : 10.1016/j.ympev.2004.10.014

P. Boudy, Guide du forestier en Afrique du Nord, pp.172-184, 1959.

G. Cristofolini and S. Crema, A morphometric study of the Quercus crenata species complex (Fagaceae), Botanica Helvetica, vol.115, issue.2, pp.155-167, 2005.
DOI : 10.1007/s00035-005-0728-5

W. Cottam, J. Tucker, and F. Santamour, Oak hybridization at the University of Utah. State Arboretum of Utah, 1982.

A. Curtu, O. Gailing, and R. Finkeldey, Evidence for hybridization and introgression within a species-rich oak (Quercus spp.) community, BMC Evolutionary Biology, vol.7, issue.1, pp.218-233, 2007.
DOI : 10.1186/1471-2148-7-218

J. Dupouey and V. Badeau, Morphological variability of oaks (Quercus robur L, Quercus petraea (Matt) Liebl, Quercus pubescens Willd) in northeastern France: preliminary results, annales des sciences foresti??res, vol.50, issue.Supplement, pp.35-40, 1993.
DOI : 10.1051/forest:19930702

URL : https://hal.archives-ouvertes.fr/hal-00882873

O. Gailing, J. Lind, and E. Lilleskov, Leaf morphological and genetic differentiation between Quercus rubra L. and Q.??ellipsoidalis E.J. Hill populations in contrasting environments, Plant Systematics and Evolution, vol.257, issue.8, pp.1533-1545, 2012.
DOI : 10.1007/s00606-012-0656-y

A. González-rodríguez, D. Arias, S. Valencia, and K. Oyama, Morphological and RAPD analysis of hybridization between Quercus affinis and Q. laurina (fagaceae), two Mexican red oaks, American Journal of Botany, vol.91, issue.3, pp.401-409, 2004.
DOI : 10.3732/ajb.91.3.401

A. González-rodríguez and K. Oyama, Leaf morphometric variation in Quercus affinis and Q. laurina (Fagaceae), two hybridizing Mexican red oaks, Botanical Journal of the Linnean Society, vol.147, issue.4, pp.427-435, 2005.
DOI : 10.1111/j.1095-8339.2004.00394.x

V. Grant, Plant speciation. Columbia Univ. Press, p.202, 1981.

D. Howard, R. Preszler, J. Williams, S. Fenchel, and W. Boecklen, How Discrete are Oak Species? Insights from a Hybrid Zone Between Quercus grisea and Quercus gambelii, Evolution, vol.51, issue.3, pp.747-755, 1997.
DOI : 10.2307/2411151

D. Howard, S. Britch, W. Braswell, and J. Marshall, Evolution in hybrid zones The evolution of population biology, pp.297-314, 2003.

R. Jensen, Assessing Patterns of Morphological Variation of Quercus spp. in Mixed-oak Communities, American Midland Naturalist, vol.120, issue.1, pp.120-135, 1988.
DOI : 10.2307/2425892

R. Jensen, The Quercus falcata Michx. Complex in Land Between The Lakes, Kentucky and Tennessee: A Study of Morphological Variation, American Midland Naturalist, vol.121, issue.2, pp.245-255, 1989.
DOI : 10.2307/2426028

J. Kleinschmit, R. Bacilieri, A. Kremer, and A. Roloff, Comparison of morphological and genetic traits of pedunculate oak (Q. robur L.) and sessile oak (Q. petraea (Matt.) Liebl), Silvae Genet, vol.44, pp.256-269, 1995.

A. Kremer, J. Dupouey, J. Deans, J. Cottrell, U. Csaikl et al., is stable across western European mixed oak stands, Annals of Forest Science, vol.59, issue.7, pp.777-787, 2002.
DOI : 10.1051/forest:2002065

URL : https://hal.archives-ouvertes.fr/hal-00883668

O. Lepais and S. Gerber, REPRODUCTIVE PATTERNS SHAPE INTROGRESSION DYNAMICS AND SPECIES SUCCESSION WITHIN THE EUROPEAN WHITE OAK SPECIES COMPLEX, Evolution, vol.75, issue.1, pp.156-170, 2010.
DOI : 10.1111/j.1558-5646.2010.01101.x

R. Maire, Cyrénaïque et Sahara) Ed Paul Lechevalier, Pars Messaoudène M, Tessier L (1997) Relations cerne-climat dans des peuplements de Quercus afares Pomel et Quercus canariensis Willd. en Algérie, pp.117-120347, 1961.

C. Mir, L. Toumi, P. Jarne, V. Sarda, D. Giusto et al., Endemic North African Quercus afares Pomel originates from hybridisation between two genetically very distant oak species (Q. suber L. and Q. canariensis Willd.): evidence from nuclear and cytoplasmic markers, Heredity, vol.88, issue.2, pp.175-184, 2006.
DOI : 10.1016/S0305-1978(01)00024-2

G. Muir and C. Schlötterer, Evidence for shared ancestral polymorphism rather than recurrent gene flow at microsatellite loci differentiating two hybridizing oaks (Quercus spp.), Molecular Ecology, vol.1, issue.2, pp.549-561, 2005.
DOI : 10.1111/j.1365-294X.2004.02418.x

N. Myers, R. Mittermeier, C. Mittermeier, D. Fonseca, G. Kent et al., Biodiversity hotspots for conservation priorities, Nature, vol.403, issue.6772, pp.853-858, 2000.
DOI : 10.1038/35002501

C. Neophytou, G. Palli, A. Dounavi, and F. Aravanopoulos, Morphological differentiation and hybridization between Quercus alnifolia Poech. and Quercus coccifera L. (Fagaceae) in Cyprus, Silvae Genet, vol.56, pp.271-277, 2007.

C. Neophytou, F. Aravanopoulos, S. Fink, and A. Dounavi, Interfertile oaks in an island environment. II. Limited hybridization between Quercus alnifolia Poech and Q. coccifera L. in a mixed stand, European Journal of Forest Research, vol.42, issue.10, pp.623-635, 2011.
DOI : 10.1007/s10342-010-0454-4

K. Nixon, Infrageneric classification of Quercus (Fagaceae) and typification of sectional names, annales des sciences foresti??res, vol.50, issue.Supplement, pp.25-34, 1993.
DOI : 10.1051/forest:19930701

URL : https://hal.archives-ouvertes.fr/hal-00882872

R. Petit, C. Bodénès, A. Ducousso, G. Roussel, and A. Kremer, Hybridization as a mechanism of invasion in oaks, New Phytologist, vol.1, issue.Suppl. 1, pp.151-164, 2003.
DOI : 10.1046/j.1469-8137.2003.00944.x

G. Pottier-alapetite, Flore de la Tunisie. Angiospermes- Dicotylédones. Apétales-Dialypétales, 1979.

P. Quezel and S. Santa, Nouvelle flore de l'Algérie et des régions désertiques méridionales Les forêts feuillues du pourtour méditerranéen : constitution, écologie, situation actuelle, perspective. Rev For Fr XXXII, Rech Sci (CNRS) Paris Quezel P, Bonin G, vol.1, pp.264-266253, 1962.

A. Rodrigues, J. Pilgrim, J. Lamoreux, M. Hoffmann, and T. Brooks, The value of the IUCN Red List for conservation, Trends in Ecology & Evolution, vol.21, issue.2, pp.71-76, 2006.
DOI : 10.1016/j.tree.2005.10.010

B. Rusthon, Natural hybridization within the genus Quercus L, annales des sciences foresti??res, vol.50, issue.Supplement, pp.73-90, 1993.
DOI : 10.1051/forest:19930707

E. Tovar-sanchez and K. Oyama, Natural hybridization and hybrid zones between Quercus crassifolia and Quercus crassipes (Fagaceae) in Mexico: morphological and molecular evidence, American Journal of Botany, vol.91, issue.9, pp.1352-1363, 2004.
DOI : 10.3732/ajb.91.9.1352

E. Véla and S. Benhouhou, ??valuation d'un nouveau point chaud de biodiversit?? v??g??tale dans le Bassin m??diterran??en (Afrique du Nord), Comptes Rendus Biologies, vol.330, issue.8, pp.589-605, 2007.
DOI : 10.1016/j.crvi.2007.04.006

V. Viscosi, O. Lepais, S. Gerber, and P. Fortini, ) and their hybrids: A comparison of traditional and geometric morphometric methods, Plant Biosystems - An International Journal Dealing with all Aspects of Plant Biology, vol.143, issue.3, pp.564-574, 2009.
DOI : 10.1046/j.1365-2540.2001.00968.x

V. Viscosi, G. Antonecchia, O. Lepais, P. Fortini, S. Gerber et al., Leaf Shape and Size Differentiation in White Oaks: Assessment of Allometric Relationships among Three Sympatric Species and Their Hybrids, International Journal of Plant Sciences, vol.173, issue.8, pp.875-884, 2012.
DOI : 10.1086/667234

S. Welter, A. Bracho-nuñez, C. Mir, I. Zimmer, J. Kesselmeier et al., The diversification of terpene emissions in Mediterranean oaks: lessons from a study of Quercus suber, Quercus canariensis and its hybrid Quercus afares, Tree Physiology, vol.32, issue.9, pp.1082-1091, 2012.
DOI : 10.1093/treephys/tps069

G. Zurlini, L. Grossi, and O. Rossi, Spatial-Accumulation Pattern and Extinction Rates of Mediterranean Flora as Related to Species Confinement to Habitats in Preserves and Larger Areas, Conservation Biology, vol.5, issue.4, pp.948-963, 2002.
DOI : 10.1016/S0167-9473(98)00040-1