Pier Francesco Fiorentino art links 

Philadelphia Museum of Art
(Tip: On the zoom-in page, use the slider bar to magnify the image)
4 paintings by the "Pseudo" Pier Francesco Fiorentino

Courtauld Institute of Art, London, UK
Painting attributed to the "Pseudo" Pier Francesco Fiorentino

Finnish National Gallery Art Collections, Helsinki, Finland   NEW!

Haggerty Museum of Art at Marquette University, Wisconsin
The Nativity of Christ

State Museums of Florence Digital Archive, Italy
4 paintings by the "Pseudo" Pier Francesco Fiorentino

Victoria and Albert Museum Catalogue, London, UK
St John the Baptist and St Dorothea, 1490s. The painting is obscured by tape which I hope is on a glass panel over it.

 
National Art Databases and Museum Inventories:

Flemish Art Collection Database, Belgium (in Dutch)  
Madonna with Saints

 

Pier Francesco Fiorentino in the Web Gallery of Art  
Madonna and Child with a Goldfinch, by the "Pseudo" Pier Francesco Fiorentino

Aiwaz Panopticon
Madonna and Child

Bildindex der Kunst und Architektur (in German)  
(a welcome screen is displayed for a couple of seconds before the search results appear)
Various works by the original and the "Pseudo" Pier Francesco Fiorentino

 

Grove Dictionary of Art Online (excerpt)  
Entry for the Pseudo-Pier Francesco Fiorentino

Grove Dictionary of Art Online (excerpt)  
Entry for Pier Francesco Fiorentino

Union List of Artist Names (Getty Museum)  
Reference sheet with basic information about the artist and pointers to other references.

Wikipedia, the "Open Content" Encyclopedia
(Biography from the Italian-language version of Wikipedia)