Erysiphaceae

plural noun

Er·​y·​si·​pha·​ce·​ae

ˌerəsəˈfāsēˌē

: a family of fungi (order Erysiphales) comprising the powdery mildews, being parasitic mostly on leaves, and having delicate hyaline superficial mycelium and perithecia with one to several asci and distinctive appendages

erysiphaceous

¦⸗⸗⸗¦fāshəs

adjective

Word History

Etymology

New Latin, from Erysiphe, type genus + -aceae

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