Phytosociological Relevé Database (PRDB) is the database composed of many plot (relevé) data on vegetation, which have been collected throughout Japan with the phytosociological method. A relevé datum comprises the ID no., survey date, surveyor name, references, surveyed area, location, environmental data, community structure, species name and their dominance, etc. The PRDB provides the information on distribution of a variety of species.

Citation information:
Tanaka, N. (2007) PRDB: Phytosociological Releve Database, Forestry and Forest Products Research Institute.