Grebenc, T., Martín, M.P. and Kraigher, H. 2009. Ribosomal ITS diversity among the European species of the genus Hydnum (Hydnaceae). Anales del Jardín Botánico de Madrid. 66, S1 (Dec. 2009), 121–132. DOI:https://doi.org/10.3989/ajbm.2221.