Survey data of plants in road green spaces of Changchun City

A total of 461 species belonging to 274 genera and 75 families were recorded across 162 roads in the study area, including 69 arbor species (14.97%), 51 shrub species (11.06%), 321 herbaceous species (69.63%), and 21 liana species (4.56%). Among the herbaceous plants, there are 275 spontaneous species (85.67%), 8 cultivated species (2.50%), and 38 escaped species (11.84%). There are 133 native spontaneous species (48.36%) and 142 non-native spontaneous species (51.64%). The total number of native plants is 199 (43.17%), and the total number of non-native plants is 262 (56.83%).