| Name | Xenasma |
| Authorship | |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Thelephoraceae |
| Contains | Xenasma alboglaucum (Bourdot & Galzin) Liberta Xenasma aurora (Berkeley & Broome) Liberta Xenasma filicinum (Bourdot) M. P. Christiansen Xenasma ludibundum D.P. Rogers & Liberta Xenasma pruinosum (Patouillard) Donk Xenasma rimicola (P. Karsten) Donk Xenasma sp. Xenasma tulasnelloideum (F. X. R. von Hohnel & V. Litschauer) Donk Xenasma vermiferum (Bourdot) Liberta |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Xenasma |
| Identification made in | 1961 (1) |