Rhytidhysteron is a genus of fungi in the family Patellariaceae. It has 21 species.
Species Rhytidhysteron beccarianum Rhytidhysteron brasiliense Rhytidhysteron bruguierae Rhytidhysteron camporesii Rhytidhysteron chromolaenae Rhytidhysteron columbiense Rhytidhysteron discolor Rhytidhysteron dissimile Rhytidhysteron erioi Rhytidhysteron guaraniticum Rhytidhysteron hysterinum Rhytidhysteron indicum Rhytidhysteron mangrovei Rhytidhysteron neohysterinum Rhytidhysteron neorufulum Rhytidhysteron opuntiae Rhytidhysteron prosopidis Rhytidhysteron quercinum Rhytidhysteron rufulum Rhytidhysteron scortechinii Rhytidhysteron tectonae Rhytidhysteron thailandicum Rhytidhysteron viride
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