Kaernefeltia, a new lichen genus in the Parmeliaceae.
The new cetrarioid genus, Kaernefeltia Thell & Goward is described to accommodate Cetraria californica and C. merrillii, both of which are characterized by small, broadly clavate asci, slightly capitate paraphyses, disc-bar-shaped pycnoconidia and several distinctive fatty acids.