Formation of Sclerotia and Production of Indoloterpenes by Aspergillus niger and Other Species in Section Nigri
Figure 1
Numerous cream-coloured sclerotia produced on CYAR agar can be seen surrounding the raisins and the usual heavy sporulation caused by black Aspergillus niger IBT 29019 heads.
The ellipses added show the position of the raisins, which are covered with black aspergilla.