Basionym Name:Boletus fragilipes C. Martín, Bull. Soc. bot. Genève 7: 189 (1894)
Homotypic synonyms:Boletellus fragilipes (C. Martín) Kuthan, Prirod. Sbor. Ostr. muz. Ostrava 26: 162 (1982)Suillus fragilipes (C. Martín) Kuntze, Revis. gen. pl. (Leipzig) 3(3): 535 (1898)