philadelphus n. Any of various chiefly deciduous ornamental shrubs of the genus Philadelphus having white sweet-scented flowers, single or in clusters; it is widely grown in temperate regions.
... of revived memory is given by Miss X. She wanted the date of Ptolemy Philadelphus. Later, in the crystal, she saw a conventional old Jew, writing in a book with massive clasps. Using a magnifying glass, she found that he was writing Greek, but the lines faded, and she only saw the Roman numerals LXX. These suggested the seventy Hebrews who wrote ... — Cock Lane and Common-Sense • Andrew Lang