Data on the geographical distribution of Castanea henryi in China

The geographical distribution data of C. henryi were obtained from field investigations, local flora, and database platforms. The databases include the Global Biodiversity Information Facility (GBIF, www.gbif.org), National Specimen Information Infrastructure (NSII, http: //www.nsii.org.cn/), and Chinese Virtual Herbarium (CVH, http: //www.cvh .ac.cn/). Some data were collected from CNKI (China National Knowledge Infrastructure) and Scopus. A total of 1551 initial records were obtained. They were screened to ascertain whether they were natural or cultivated and to remove the repeated, incomplete and inaccurate records. Finally, 212 high-quality and reliable records were kept. The records' geographical coordinates were acquired from Google Earth and saved in .csv format.

锥栗（C. henryi）的地理分布数据源自野外考察、地方植物志及各类数据库平台。所使用的数据库包括全球生物多样性信息设施（Global Biodiversity Information Facility, GBIF，www.gbif.org）、国家标本资源共享平台（National Specimen Information Infrastructure, NSII，http://www.nsii.org.cn/）以及中国虚拟标本馆（Chinese Virtual Herbarium, CVH，http://www.cvh.ac.cn/）。部分数据采集自中国知网（China National Knowledge Infrastructure, CNKI）与斯科普斯（Scopus）数据库。初始共获取1551条记录，经筛选甄别其为野生或栽培个体，并剔除重复、残缺及不准确的记录后，最终保留212条高质量且可靠的分布记录。所有记录的地理坐标均通过谷歌地球（Google Earth）获取，并以.csv格式存储。