Here, we follow the classification scheme of genus Rhizoglyphus adopted by Manson (1972), that is, the study species has long Sci setae and an oval penis base.
The virus APMiV of the genus Mimivirus but with no family affiliation nests within the family Phycodnaviridae suggests classification of the genus to this family.
Pollen micromorphology is another valuable character in the low-level classification of the genus Asarum (Mi and Yang 1981; Huang et al. 1995; Lu and Wang 2009).
According to Rolf Singer's infrageneric classification of the genus Pluteus, the fungus belongs in the section Celluloderma.
The classification of the genus Cryptothecia has been unclear, and historically, C. rubrocincta has been placed in several different genera.
According to Hesler and Smith's 1979 classification of the genus Lactarius, L. torminosus belongs to subgenus Piperites, section Piperites (in which it is the type species), subsection Piperites.
In his 1986 infrageneric classification of the genus Boletus, Rolf Singer placed B. calopus as the type species of the section Calopodes, which includes species characterised by having a whitish to yellowish flesh, bitter taste, and a blue staining reaction in the tube walls.
In a 1978 classification of the genus Clavaria, Ronald Petersen placed C. zollingeri in the subgenus Clavaria, a grouping of species with clamp connections absent from all septa in the fruit body; others in the subgenus included C. purpurea, C. fumosa, and the type, C. vermicularis.
to the description and classification of the genus in 2004 [25].
