S: (n) Erysiphe, genus Erysiphe (genus of powdery mildews) member holonym S: (n) Erysiphaceae, family Erysiphaceae (family of fungi parasitic mostly on leaves; includes powdery mildews) member meronym S: (n) powdery mildew (any of various fungi of the genus Erysiphe producing powdery conidia on the host surface) member holonym direct hypernym / inherited hypernym / sister term direct hypernym / in