Hysterographium arctostaphyli Kauffman, determined by C.H. KauffmanOn Arctostaphylus columbian
Cortinarius glaucopoides Kauffman, determined by C. H. KauffmanUnder spruce and fi
Cortinarius pyriodorus Kauffman, determined by C. H. KauffmanUnder Dougals fir and hemloc
Clitocybe odora var. pacifica var. pacifica Kauffman, determined by C. H. Kauffma
Hygrophorus fuscoalbus var. occidentalis var. occidentalis Kauffman, determined by C. H. Kauffma
Hygrophorus puniceus var. flavescens var. flavescens Kauffman, determined by C. H. Kauffma
Hygrophorus borealis var. subborealis var. subborealis Kauffman, determined by C. H. Kauffma
Clitocybe rivulosa var. angustifolia var. angustifolia Kauffman, determined by C. H. Kauffma
Claudopus cortinicinctus Kauffman, determined by C. H. KauffmanNotes with collectio
Hysterographium minutum M.L.Lohman, determined by M.L. LohmanOn bark, living Acer saccharinu
Hygrophorus speciosus var. kauffmanii var. kauffmanii Hesler & A.H.Sm., determined by A. H. Smit
Lophiostoma thalictri Kauffman, determined by C.H. KauffmanOn Thalictrum polygamu
Peniophora kauffmanii Burt, determined by E. A. BurtOn beech Notes with collectio
Claudopus subargillaceus Kauffman, determined by C. H. KauffmanNotes with collectio
Hypoderma cassandrae Ellis & Everh., determined by J.B. EllisOn twigs of Cassandra calyculat
Hydnellum cyanodon K.A.Harrison, determined by K. A. HarrisonOn moss in spruce forest Notes with co...
Cortinarius glaucopoides Kauffman, determined by C. H. KauffmanUnder spruce and fi
Cortinarius pyriodorus Kauffman, determined by C. H. KauffmanUnder Dougals fir and hemloc
Clitocybe odora var. pacifica var. pacifica Kauffman, determined by C. H. Kauffma
Hygrophorus fuscoalbus var. occidentalis var. occidentalis Kauffman, determined by C. H. Kauffma
Hygrophorus puniceus var. flavescens var. flavescens Kauffman, determined by C. H. Kauffma
Hygrophorus borealis var. subborealis var. subborealis Kauffman, determined by C. H. Kauffma
Clitocybe rivulosa var. angustifolia var. angustifolia Kauffman, determined by C. H. Kauffma
Claudopus cortinicinctus Kauffman, determined by C. H. KauffmanNotes with collectio
Hysterographium minutum M.L.Lohman, determined by M.L. LohmanOn bark, living Acer saccharinu
Hygrophorus speciosus var. kauffmanii var. kauffmanii Hesler & A.H.Sm., determined by A. H. Smit
Lophiostoma thalictri Kauffman, determined by C.H. KauffmanOn Thalictrum polygamu
Peniophora kauffmanii Burt, determined by E. A. BurtOn beech Notes with collectio
Claudopus subargillaceus Kauffman, determined by C. H. KauffmanNotes with collectio
Hypoderma cassandrae Ellis & Everh., determined by J.B. EllisOn twigs of Cassandra calyculat
Hydnellum cyanodon K.A.Harrison, determined by K. A. HarrisonOn moss in spruce forest Notes with co...
Cortinarius glaucopoides Kauffman, determined by C. H. KauffmanUnder spruce and fi
Cortinarius pyriodorus Kauffman, determined by C. H. KauffmanUnder Dougals fir and hemloc
Clitocybe odora var. pacifica var. pacifica Kauffman, determined by C. H. Kauffma