Frank, Jonathan L. , Darlene Southworth & James M. Trappe. NATS truffle and truffle-like fungi 13: Tuber quercicola and T. whetstonense, new species from Oregon, and T. candidum redescribed. Mycotaxon 95: 229 - 240. 2006.

ABSTRACT: Two new truffle species, Tuber quercicola and T. whetstonense (Tuberaceae, Pezizales), are described from southern Oregon, USA. Tuber candidum is redescribed. These hypogeous species are ectomycorrhizal with Quercus garryana. Descriptions of T. whetstonense and T. candidum include ectomycorrhizal morphotypes.

KEYWORDS: hypogeous fungi, mycorrhizas, DNA