Research Data and Code on Characteristics and Drivers of Plant Diversity in Viaduct Footprint Spaces of a Mountainous, High-Density City—A Case Study of Central Chongqing

This dataset supports the research presented in the article titled "Characteristics and Drivers of Plant Diversity in Viaduct Footprint Spaces of a Mountainous, High-Density City—A Case Study of Central Chongqing."It comprises:Raw field survey records collected from 102 viaduct footprint spaces.Derived data including calculated plant diversity metrics and environmental factor data.R and python code used for statistical analysis.Data collection was conducted through on-site field surveys in the central urban area of Chongqing, China, from April to October 2024.