Hieracium hieronymi is a forb of genus Hieracium in the family Asteraceae.and found only in Ecuador once in a collection gathered in 1871 from Pichincha; the description included with the specimen was "Crescit prope Panecillo haud procul a praedio Hacienda Pesillo inter urben Quito et La Esperanza", and in a more recent specimen reported by L. Mille still some years ago (before the Second World War) gathered from Carchi and deposited in the Berlin Herbarium where the taxonomic problems have remained intact.