The demon Fleurety appears in the grimoires The Grand Grimoire and Grimorium Verum
From Grand Grimoire, Dark Lodge edition:
Fleurety
Fleurèty, Lieutenant General, has the power has the power to do whatever thing one could want at night-time. He makes hail fall wherever he deigns and commands a considerably body of spirits and has Bathim, Hursan [Purson] and Eligor etc.. beneath him.