Aspergillus transmontanensis is a species of fungus in the family Trichocomaceae first isolated from almonds and maize in Portugal. It is from the genus Aspergillus and the Flavi section. It has been reported to produce aflatoxin B and aflatoxin G.
A. transmontanensis has been cultivated on both Czapek yeast extract agar (CYA) plates and Malt Extract Agar Oxoidî (MEAOX) plates. The growth morphology of the colonies can be seen in the pictures below.