Tylopilus Karstan
Rev. Mycol. 3: 16. 1881.

Keys and descriptions of the genus Tylopilus:

• Harry D. Thiers: Boletes of California
• Harry D. Thiers: Field Key to the Boletes of California (PDF)
• Thiers, H.D. (1975). California Mushrooms--A Field Guide to the Boletes. Hafner Press: New York, NY.
• Bessette, A.E., Roody, W.C. & Bessette, A.R. (2000). North American Boletes: A Color Guide to the Fleshy Pored Mushrooms. Syracuse University Press: Syracuse, NY.
• Both, E.E. (1993). The Boletes of North America: A Compendium. Buffalo Museum of Science: Buffalo, NY.
• Snell, W.H. & Dick, E.A. (1970). The Boleti of Northeastern North America. J. Cramer: Lehre.

Tylopilus species known to occur in California:

1. Tylopilus ammirati Thiers
2. Tylopilus amylosporus (Smith) Smith
3. Tylopilus ferrugineus (Frost) Singer
4. Tylopilus humilis Thiers
5. Tylopilus indecisus (Peck) Murrill
6. Tylopilus porphyrosporus (Fr. & Hök) A.H. Sm. & Thiers

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