Origin of fl.1
From the Latin word flōruit
(in the Netherlands) guilder; guilders.
Origin of fl.2
From the Dutch word florin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(formerly in the Netherlands) guilder
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012