Streptomycetaceae

noun plural

Strep·​to·​my·​ce·​ta·​ce·​ae ˌstrep-tō-ˌmī-sə-ˈtā-sē-ˌē 

: a family of higher bacteria (order Actinomycetales) that form vegetative mycelia which rarely break up into bacillary forms, have conidia borne on sporophores, and are typically aerobic soil saprophytes but include a few parasites of plants and animals