[1] He probably received his musical education in Hamburg and Lübeck, studying with Heinrich Scheidemann and Franz Tunder.
From 1676 until his death, he was (as a predecessor of Georg Böhm) also organist at St. Johannis, the major church in Lüneburg.
[1] Johann Sebastian Bach probably became acquainted with compositions by Flor during his stay as a student in Lüneburg[7] and may have been influenced by them.
The latter described him in his 1740 Grundlage einer Ehrenpforte as "berühmten Lüneburgischen Organisten" (famous Lüneburg organist).
fast gantz verfallenem Christenthumes an das offene Licht gebracht und mit einem dreifachen Register oder Blattweiser hervor gegeben von Johann Rist[10]The New Musical Souls' Paradise, Containing The most sublime passages of the Holy Scripture (Old Testament) in most learned, reliable and deeply-considered songs (which can be played and sung equally to the well-known and familiar Melodies used in the Evangelical churches, as also to the quite new, artistically-, pleasantly- and reverently-composed Melodies by that most admirable Musico, Herr Christian Flor, the well-established organist of the church of St Lambrecht in Lüneberg), correctly explained and arranged, Now brought into plain light for the promotion of the Honour of God and for the dissemination of the Holy Word (which alone makes us blessed), as for the re-edification of our sadly wellnigh utterly fragmented Christendom, and supplied with a threefold register or page-index, by – Johann Rist...