Helotiales wani tsari ne na haraji na fungi na ajin Leotiomycetes. Ya haɗa da iyalai daban-daban na fungi waɗanda galibi suna saprotrophic ko parasitic, kuma galibi suna samar da ƙananan jikin 'ya'yan itace masu siffa (apothecia) waɗanda ke ɗauke da spores. Wasu daga cikin fungi a cikin Helotiales suna da mahimmancin cututtukan tsire-tsire, yayin da wasu kuma masu bazuwa ne waɗanda ke taka muhimmiyar rawa wajen rushe matattun kayan shuka a cikin yanayin gandun daji. Elias Fries, masanin mycologist na Sweden ne ya fara bayyana odar Helotiales a cikin 1824.