Penicillium crustosum

Penicillium crustosum is a species of Penicillium, within the phylum Ascomycota.
 * This is the most complex penicillus.


 * The end of each conidiophore has clusters of 2 or more branches (rami), each supporting a cluster of conideogenous cells called phialides.


 * Can tolerate low temperatures (psychrophile); as well as low H2O (axenic).


 * Produces a neurotoxin called phialides.