S. Communauté-métropolitaine-de-montréal, J. H. Canada-aéroport-de-montréal-cornelissen, S. Lavorel, E. Garnier, S. Díaz et al., Société canadienne d'hypothèques et de logement Agence métropolitaine de transport A handbook of protocols for standardised and easy measurement of plant functional traits worldwide, Aust. J. Bot, vol.51, pp.335-380, 2003.

T. B. Daynard and J. F. Muldoon, PLANT-TO-PLANT VARIABILITY OF MAIZE PLANTS GROWN AT DIFFERENT DENSITIES, Canadian Journal of Plant Science, vol.63, issue.1, pp.45-59, 1983.
DOI : 10.4141/cjps83-005

R. Decandido, Recent changes in plant species diversity in urban Pelham Bay Park, 1947???1998, Biological Conservation, vol.120, issue.1, pp.129-136, 1947.
DOI : 10.1016/j.biocon.2004.02.005

R. Decandido, N. Calvanese, R. V. Alvarez, M. I. Brown, and T. M. Nelson, The Naturally Occurring Historical and Extant Flora of Central Park, J. Torrey Bot. Soc, vol.134, pp.1857-2007, 2007.

A. Discours-introductif-de and . Djoghlaf, secrétaire exécutif de la convention sur la diversité biologique, session d'ouverture de la 10 e conférence des Parties à Nagoya, p.18, 2010.

E. Garnier, J. Cortez, G. Billès, M. Navas, C. Roumet et al., PLANT FUNCTIONAL MARKERS CAPTURE ECOSYSTEM PROPERTIES DURING SECONDARY SUCCESSION, Ecology, vol.85, issue.9, pp.2630-26371003, 1890.
DOI : 10.1046/j.1469-8137.2002.00479.x

, Décret 1060-2013 concernant la population des municipalités décrétées pour l, Gazette officielle du Québec, 2014.

L. Grapow and C. Blasi, A comparison of the urban flora of different phytoclimatic regions in Italy, Glob. Ecol. Biogeogr, vol.7, pp.367-378, 1998.

P. M. Groffman, J. Cavender-bares, N. D. Bettez, J. M. Grove, S. J. Hall et al., Ecological homogenization of urban USA, Frontiers in Ecology and the Environment, vol.12, issue.1, pp.74-8110, 1890.
DOI : 10.1007/s10021-006-0078-1

G. A. Hendry and J. P. Grime, Methods in Comparative Plant Ecology: A Laboratory Manual, 1993.
DOI : 10.1007/978-94-011-1494-3

M. Hoff,

B. Jobin, C. Boutin, and J. Desgranges, Habitats fauniques du milieu rural qu??b??cois: une analyse floristique, Canadian Journal of Botany, vol.74, issue.3, pp.323-336, 1996.
DOI : 10.1139/b96-041

A. L. Johnson, E. C. Tauzer, and C. M. Swan, Human legacies differentially organize functional and phylogenetic diversity of urban herbaceous plant communities at multiple spatial scales, Applied Vegetation Science, vol.156, issue.9, 2014.
DOI : 10.1016/j.envpol.2008.06.010

S. Knapp, I. Kühn, J. Stolle, and S. Klotz, Changes in the functional composition of a Central European urban flora over three centuries, Perspectives in Plant Ecology, Evolution and Systematics, vol.12, issue.3, pp.235-244, 2010.
DOI : 10.1016/j.ppees.2009.11.001

S. Knapp, I. Kühn, R. Wittig, W. A. Ozinga, P. Poschlod et al., Urbanization causes shifts in species' trait state frequencies, Preslia, vol.80, pp.375-388, 2008.

I. Kowarik, Novel urban ecosystems, biodiversity, and conservation Selected papers from the conference Urban Environmental Pollution: Overcoming Obstacles to Sustainability and Quality of, Environ. Pollut. Life, vol.159, pp.20-23, 1974.

E. Laliberté and P. Legendre, A distance-based framework for measuring functional diversity from multiple traits, Ecology, vol.118, issue.1, pp.299-305, 2010.
DOI : 10.1111/j.1461-0248.2005.00850.x

C. Lavoie, A. Saint-louis, G. Guay, and E. Groeneveld, Les plantes vasculaires exotiques naturalis??es??: une nouvelle liste pour le Qu??bec, Le Naturaliste canadien, vol.136, issue.3, 2012.
DOI : 10.3119/0035-4902(2005)107[0284:AVPIM]2.0.CO;2

S. Lavorel, S. Díaz, J. H. Cornelissen, E. Garnier, S. P. Harrison et al., Plant Functional Types: Are We Getting Any Closer to the Holy Grail? Global Change ? The IGBP Series, Terrestrial Ecosystems in a Changing World, pp.149-164, 2007.

D. Li and D. Waller, Drivers of observed biotic homogenization in pine barrens of central Wisconsin, Ecology, vol.96, issue.4, 2015.
DOI : 10.1890/14-0893.1.sm

S. Llados, G. Chauvel, and M. Cheroux, Inventaire des mauvaises herbes dans 44 villes françaises : Mieux connaître la flore urbaine, sa diversité et les facteurs qui l'influencent pour mieux la gérer : Végétaux d'agrément, 2004.

Z. Lososová, M. Chytrý, I. Kühn, O. Hájek, V. Horáková et al., Patterns of plant traits in annual vegetation of man-made habitats in central Europe, Perspectives in Plant Ecology, Evolution and Systematics, vol.8, issue.2, pp.69-81, 2006.
DOI : 10.1016/j.ppees.2006.07.001

N. W. Mason, D. Mouillot, W. G. Lee, and J. B. Wilson, Functional richness, functional evenness and functional divergence: the primary components of functional diversity, Oikos, vol.86, issue.1, 2005.
DOI : 10.1016/B0-12-226865-2/00132-2

N. Maurel, De l'introduction à l'invasion : les plantes exotiques en milieu urbain, 2010.

B. J. Mcgill, B. J. Enquist, E. Weiher, and M. Westoby, Rebuilding community ecology from functional traits, Trends in Ecology & Evolution, vol.21, issue.4, 2006.
DOI : 10.1016/j.tree.2006.02.002

M. L. Mckinney, Urbanization as a major cause of biotic homogenization, Biological Conservation, vol.127, issue.3, 2006.
DOI : 10.1016/j.biocon.2005.09.005

M. L. Mckinney and J. L. Lockwood, Biotic homogenization: a few winners replacing many losers in the next mass extinction, Trends in Ecology & Evolution, vol.14, issue.11, pp.450-453, 1999.
DOI : 10.1016/S0169-5347(99)01679-1

F. Meunier, C. Gauriat, C. Verheyden, and P. Jouventin, Vegetation of motorway verges: influence of extensive management and adjacent habitats, p.54888, 1998.

A. Muratet, Diversité végétale en milieu urbain : l'exemple des Hauts-de-Seine, 2006.

A. Muratet, N. Machon, F. Jiguet, J. Moret, and E. Porcher, The Role of Urban Structures in the Distribution of Wasteland Flora in the Greater Paris Area, France, Ecosystems, vol.62, issue.4, pp.661-671, 2007.
DOI : 10.1007/s10021-007-9047-6

P. Py?ek, Z. Chocholousková, A. ?py?ek, V. Jaro?ík, M. Chytrý et al., Trends in species diversity and composition of urban vegetation over three decades, Journal of Vegetation Science, vol.6, issue.6, pp.781-788, 2004.
DOI : 10.1007/978-94-009-9183-5_9

C. Ricotta, G. Bacaro, M. Marignani, S. Godefroid, and S. Mazzoleni, Computing diversity from dated phylogenies and taxonomic hierarchies: does it make a difference to the conclusions?, Oecologia, vol.268, issue.2, pp.501-506, 2012.
DOI : 10.1098/rspb.2001.1782

E. W. Sanderson, M. Jaiteh, M. A. Levy, K. H. Redford, A. V. Wannebo et al., The Human Footprint and the Last of the Wild, BioScience, vol.14, issue.10, pp.891-90410, 2002.
DOI : 10.1641/0006-3568(2002)052[0891:THFATL]2.0.CO;2

D. F. Sax and S. D. Gaines, Species diversity: from global decreases to local increases, Trends in Ecology & Evolution, vol.18, issue.11, pp.561-566, 2003.
DOI : 10.1016/S0169-5347(03)00224-6

B. Shipley, D. Vile, and É. Garnier, From Plant Traits to Plant Communities: A Statistical Mechanistic Approach to Biodiversity, Science, vol.314, issue.5800, pp.812-814, 2006.
DOI : 10.1126/science.1131344

M. Sieghardt, E. Mursch-radlgruber, E. Paoletti, E. Couenberg, A. Dimitrakopoulus et al., The Abiotic Urban Environment: Impact of Urban Growing Conditions on Urban Vegetation Urban Forests and Trees, pp.281-323, 2005.

F. J. Thomson, A. T. Moles, T. D. Auld, and R. T. Kingsford, Seed dispersal distance is more strongly correlated with plant height than with seed mass, Journal of Ecology, vol.28, issue.108, pp.1299-1307, 2011.
DOI : 10.1016/j.actao.2005.04.006

P. D. Tredici, Spontaneous Urban Vegetation: Reflections of Change in a Globalized World, Nature and Culture, vol.5, issue.3, pp.299-315, 2010.
DOI : 10.3167/nc.2010.050305

P. A. Venail, Evolution experimentale de la diversite en milieu heterogene, 2010.

B. Vila, A. Nicault, and E. M. Vennetier, Influence de la densité des peuplements sur la croissance en hauteur et radiale de Pinus sylvestris L. en région méditerranéenne française, in: Forêt Méditerranéenne, pp.65-74, 2001.

C. Violle, M. Navas, D. Vile, E. Kazakou, C. Fortunel et al., Let the concept of trait be functional! Oikos Evolution and Measurement of Species Diversity, Taxon, vol.116, issue.21, pp.213-25110, 1972.

N. S. Williams, J. W. Morgan, M. J. Mcdonnell, and M. A. Mccarthy, Plant traits and local extinctions in natural grasslands along an urban-rural gradient, Journal of Ecology, vol.6, issue.6, pp.1203-1213, 2005.
DOI : 10.1046/j.1343-8786.2003.00008.x

R. Wittig and U. Becker, The spontaneous flora around street trees in cities???A striking example for the worldwide homogenization of the flora of urban habitats, Flora - Morphology, Distribution, Functional Ecology of Plants, vol.205, issue.10, pp.704-709, 2010.
DOI : 10.1016/j.flora.2009.09.001

, Site internet

M. Dufrêne, Méthodes d'analyse des données écologiques et biogéographiques, 2003.

, nature-action.qc.ca/site/EVEE : consulté le 16-07-2015 Socioeconomic Data and Applications Center (sedac) : http://sedac.ciesin.columbia.edu/data/set/wildareas-v2-human-influence-index-geographic consulté le, Nature action, pp.12-17

. Téla-botanica,