Pucciniosira is a genus of rust fungi belonging to the family Pucciniosiraceae.

[5] The Pucciniosira species are characterized by having Puccinia-like teliospores that are produced in chains alternately with intercalary cells.

[7] The genus name of Pucciniosira is in honour of Tommaso Puccini (1666-1735), who was an Italian botanist and doctor.

He taught Anatomy at Hospital of Santa Maria Nuova in Florence.

[8] The species of this genus are found in America (including north America,[9][10] Ecuador,[7] Honduras,[11] Guatemala,[12] Panama,[13] and Mexico,[14]) and Africa (including Nigeria,[15]) ,[2] as well as New Zealand,[16] and Australia (Gold Coast).