5HOSTETLER M, ALLEN W, MEURK C. Conserving urban biodi- versity? Creating green infrastructure is only the first step [ J ]. Landscape and Urban Planning,2011,100 (4) :369 - 371.
6ALVEY A A. Promoting and presewing biodiversity in the urban forest[Jl. Urban Forestry & Urban Greening,2006,5 (4) : 195 - 201.
7DOODY B J, SULLIVAN J J, MEURK C D,et al. Urban realities : the contribution of residential gmlens to the conservation of urban forest remnants[ J]. Biodiversity and Conservation ,2010,19 ( 5 ) : 1385 - 1400.
8DECANDIDO R,MUIR A A, GARGIULLO M B. A first approxi- mation of the historical and extant vascular flora of New York Cit- y:implications for native plant species conservation [ J ]. Journal of the Torrey Botanical Society,2004,131 (3) :243 - 251.
9KNAPP S, KUHN I, SCHWEIGER O, et al. Challenging urban species diversity: contrasting phylogenetic patterns across plant functional groups in Germany [ J ]. Ecology Letters, 2008, 11 (10) :1054 -1064.