micromonospora

1 capitalized :  a genus of actinomycetes that have well developed, branching, septate mycelia bearing single spores that are sessile or on short or long sporophores and that include several antibiotic-producing forms (as M. purpurea, the source of gentamicin)

2plural micromonosporae \-rē\play :  any bacterium of the genus Micromonospora