Belongs within: Russulales.
The Peniophorales are a clade of fungi united by molecular data, most of them resupinate or effused-reflexed forms (Binder et al. 2005).
<==Peniophorales [Asterostromataceae, Dichostereaceae, Lachnocladiaceae, Lachnocladiales]
|--‘Scytinostroma’ renisporumBH05
`--+--+--‘Scytinostroma’ eurasiatico-galactinumBH05
| `--+--Dichostereum Pilát 1926BH05, KC01
| | |--D. effuscatumBH05
| | `--+--D. durumBH05
| | `--D. pallescensBH05
| `--VararioideaeBH05
| |--Lachnocladium Lév. 1846 (nom. cons.)BH05, KC01 (see below for synonymy)
| | `--L. lauterbachii Henn. 1894SS16
| `--Vararia Karst. 1898BH05, KC01 [incl. Asterostromella Höhn. & Litsch. 1907KC01]
| | i. s.: V. investiensBH05
| |--V. sphaericosporaBH05
| `--+--V. insolitaBH05
| `--V. parmastoiBH05
`--+--PeniophoraceaeKC01
| |--Dendrophora (Parmasto) Chamuris 1987KC01
| |--Entomocorticium Whitney, Bandoni & Oberw. 1987KC01
| `--Peniophora Cooke 1879BH05, KC01 (see below for synonymy)
| |--P. cinereaF94
| `--P. nudaBH05
`--+--‘Scytinostroma’ ochroleucumBH05
`--+--Scytinostroma Donk 1956BH05, KC01
| | i. s.: S. odoratumBH05
| |--S. portentosumBH05
| `--+--S. alutaBH05
| `--S. caudisporumBH05
`--Asterostroma Massee 1889BH05, KC01 [Asterostromatoideae]
| i. s.: A. laxumBH05
| A. musicolaBH05
|--A. andinumBH05
`--+--Coronicium Erikss. & Ryvarden 1975BH05, KC01
| `--C. alboglaucumBH05
`--+--A. mediumBH05
`--A. ochroleucumBH05
Peniophorales incertae sedis:
Gloiothele Bres. 1920BH05, KC01 [incl. Gloeocystidiopsis Jülich 1982KC01]
`--G. lactescensBH05
Vesiculomyces Hagstr. 1977BH05, KC01
`--V. citrinusBH05
Confertobasidium Jülich 1972BH05, KC01
Metulodontia Parmasto 1968BH05, KC01
`--M. niveaBH05
Dichantharellus Corner 1966KC01
Dichopleuropus Reid 1965KC01
Megalocystidium Jülich 1978KC01
`--M. leucoxanthumLK04
Stereofomes Rick 1928KC01
Lachnocladium Lév. 1846 (nom. cons.)BH05, KC01 [incl. Eriocladus Lév. 1846KC01, Stelligera Heim ex Doty 1948KC01]
Peniophora Cooke 1879BH05, KC01 [incl. Cryptochaete Karst. 1889KC01, Gloeopeniophora Höhn. & Litsch. 1907KC01, Sterellum Karst. 1889KC01]
*Type species of generic name indicated
References
[BH05] Binder, M., D. S. Hibbett, K.-H. Larsson, E. Larsson, E. Langer & G. Langer. 2005. The phylogenetic distribution of resupinate forms across the major clades of mushroom-forming fungi (Homobasidiomycetes). Systematics and Biodiversity 3 (2): 113–157.
[F94] Fischer, M. 1994. Pairing tests in the Phellinus pini group. Mycologia 86: 524–539.
[KC01] Kirk, P. M., P. F. Cannon, J. C. David & J. A. Stalpers. 2001. Ainsworth & Bisby’s Dictionary of the Fungi 9th ed. CAB International: Wallingford (UK).
[LK04] Lutzoni, F., F. Kauff, C. J. Cox, D. McLaughlin, G. Celio, B. Dentinger, M. Padamsee, D. Hibbett, T. Y. James, E. Baloch, M. Grube, V. Reeb, V. Hofstetter, C. Schoch, A. E. Arnold, J. Miadlikowska, J. Spatafora, D. Johnson, S. Hambleton, M. Crockett, R. Shoemaker, G.-H. Sung, R. Lücking, T. Lumbsch, K. O’Donnell, M. Binder, P. Diederich, D. Ertz, C. Gueidan, K. Hansen, R. C. Harris, K. Hosaka, Y.-W. Lim, B. Matheny, H. Nishida, D. Pfister, J. Rogers, A. Rossman, I. Schmitt, H. Sipman, J. Stone, J. Sugiyama, R. Yahr & R. Vilgalys. 2004. Assembling the fungal tree of life: progress, classification, and evolution of subcellular traits. American Journal of Botany 91 (10): 1446–1480.
[SS16] Sydow, H., & P. Sydow. 1916. Fungi papuani. Die von C. Ledermann in Neu-Guinea gesammelten Pilze. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 54: 246–261.