Conidiophores of <i>Aspergillus</i>.  It may be <i>Aspergillus fumigatus</i>.  Source: US Department of Health and Human Services, Center for disease control <a rel="nofollow" class="external autonumber" href="https://www.cdc.gov/ncidod/dbmd/mdb/diseases.htm">[1]</a>.
US Department of Health and Human Services.
2006-02-11
US Department of Health and Human Services, Center for disease control <a rel="nofollow" class="external autonumber" href="https://www.cdc.gov/ncidod/dbmd/mdb/diseases.htm">[2]</a>.