Trechisporales genera

Trechispora is a genus of fungi in the family Hydnodontaceae. Basidiocarps (fruit bodies) are variously corticioid (effused, patch-forming) or clavarioid (branched and coral-like) with spore-bearing surfaces that are variously smooth to hydnoid or poroid. The genus occurs worldwide, though individual species may be localized. Around 50 species have been described to date.

Brevicellicium is a genus of fungi in the family Hydnodontaceae. The genus has a collectively widespread distribution, and contains 13 species.

Sistotremastrum is a genus of crust fungi in the Hydnodontaceae family. The genus has a widespread distribution, and contains four species. Sistotremastrum was defined by Swedish mycologist John Eriksson in 1958.

Tubulicium is a genus of fungi in the family Hydnodontaceae. The genus has a widespread distribution, and contains seven species.

Subulicystidium is a genus of corticioid fungi in the family Hydnodontaceae. The genus has a widespread distribution, and contains seven species.

Litschauerella is a genus of corticioid fungi in the family Hydnodontaceae. The widely distributed genus contains four species. The genus was described by German mycologist Franz Oberwinkler in 1965. The name commemorates Austrian mycologist Viktor Litschauer (1879–1939).

Sistotremella is a genus of corticioid fungi in the family Hydnodontaceae. The genus has a widespread distribution, and contains four species.

Sphaerobasidium is a genus of corticioid fungi in the family Hydnodontaceae. The widely distributed genus contains four species.

Luellia is a genus of corticioid fungi in the family Hydnodontaceae. The genus contains three species found in Europe and North America.