Elie Saab heaped his signature silhouettes for the Spring 2019 season with the irresistible botanical expressions of colorful fertility that he embroidered on lace, laser-cut on leather, printed on silks, collaged in sequin, and shadowed on a hologram-effect treated diaphanous organza. We saw amazing pieces in the collection: long gowns in vertically striped pleated sequin with scarab silhouettes on the chest,  black and white suits, single-color dramatically cut gowns in more sequin…