Lanzia is a genus of fungi within the family Rutstroemiaceae.

[1] The genus name of Lanzia is in honour of Matteo Lanzi (1824-1908), who was an Italian doctor, botanist (Mycology and Algology) and diatom researcher.

He worked as a lecturer at the University in Rome.

[2] The genus was circumscribed by Pier Andrea Saccardo in Bot.

The following species are recognised in the genus Lanzia:[3]