Radiomyces | embreei | |
| | spectabilis | |
Radulomyces | confluens | |
| | molaris | |
Ramaria | flava | |
| | sp. | |
| | stricta | |
Ramichloridium | biverticillatum | See Zasmidium biverticillatum |
Ramichloridium | musae | See Zasmidium biverticillatum |
Remotididymella | destructiva | |
Resiniporus | resinascens | |
Rhinocladiella | atrovirens | |
| | pedrosoi | See Fonsecaea pedrosoi |
Rhizoctonia | aderholdii | See Rhizoctonia solani |
Rhizoctonia | solani | |
| | sp. | |
Rhizomarasmius | pyrrhocephalus | |
| | undatus | |
Rhizomucor | miehei | |
| | pusillus | |
| | tauricus | |
Rhizopus | arrhizus | |
| | cambodja | See Rhizopus arrhizus |
| | chinensis | See Rhizopus microsporus |
| | delemar | See Rhizopus arrhizus |
| | fusiformis | See Rhizopus arrhizus |
| | japonicus | See Rhizopus arrhizus |
| | microsporus | |
| | nigricans | See Rhizopus stolonifer |
| | nodosus | See Rhizopus arrhizus |
| | oligosporus | See Rhizopus microsporus |
| | oryzae | See Rhizopus arrhizus |
| | pusillus | See Rhizopus microsporus |
| | pygmaeus | See Rhizopus microsporus |
| | sontii | See Rhizopus arrhizus |
| | stolonifer | |
| | thermosus | See Rhizopus arrhizus |
| | tonkinensis | See Rhizopus arrhizus |
| | tritici | See Rhizopus arrhizus |
Rhizosphaera | kalkhoffii | |
Rhodocollybia | butyracea | |
| | maculata | |
Rhodocybe | hirneola | See Clitopilopsis hirneola |
Rhodofomes | cajanderi | |
| | roseus | |
Rhodofomitopsis | feei | |
Rhodonia | placenta | |
Rhodotus | palmatus | |
Rigidoporus | crocatus | |
| | sanguinolentus | |
Robillarda | sessilis | |
Rogersiomyces | malaysianus | |
Rosellinia | mammiformis | |
Rozites | caperatus | See Cortinarius caperatus |
Russula | aurora | |
| | grisea | |
| | rosea | See Russula aurora |
| | velutipes | See Russula aurora |
Rutstroemia | firma | |
Ryparobius | polysporus | See Thelebolus polysporus |