In earlier use frequently in immarcescible crown of glory..
Origin
Late 15th century; earliest use found in Higden's Polychronicon. From post-classical Latin immarcescibilis (also immarcessibilis, immarciscibilis) unfading, imperishable (Vetus Latina, Vulgate) from im- + marcescibilis, after Hellenistic Greek ἀμάραντος, ἀμαράντινος.