Leveillula rutae (Jaczewski) Braun, 2012
mycelium amphigenous, white, persistent. Conidiophores long, thin. Conidia formed one by one. The first conidium formed is slender-lanceolate, later ones are elliptic to cylindric. Cleistothecia contain many asci, that have two spores. Appendages numerous, sub-equatorial, shorter than the diameter; they are mycelioid, aseptate, hyaline, often branched.
Ruta angustifolia, chalepensis, graveolens, montana.
Braun & Cook (2012a), Klenke & Scholler (2015a), Leysen (2017a).