NOTES ON HAWAIIAN CONIOPHORACEAE

Eleven species of wood-rotting basidiomycetes in the Coniophoraceae ar e reported from the state of Hawai'i. Coniophora kauaiensis is describ ed as new. Gyrodontium versicolor is reported from the United States f or the first time. Seven species are reported on introduced conifers a nd ten are reported on native or introduced hardwoods. All are confirm ed or probable brown rot fungi and have an important role in decomposi tion and formation of stable brown rot residues as a soil component in Hawaiian forest ecosystems.