Passerinula is a genus of fungi in the class Dothideomycetes.
The relationship of this taxon to other taxa within the class is unknown (incertae sedis).
[1] The genus name of Passerinula is in honour of Giovanni Passerini (1816-1893), who was an Italian botanist and entomologist and also director of the Orto Botanico di Parma.
[2] The genus was circumscribed by Pier Andrea Saccardo in Grevillea vol.4 on page 21 in 1875.
As accepted by GBIF; They also place the genus within Pleosporales Order.