Ombre d'Iris is a co-distillation — iris distilled directly onto cedarwood, producing aromatic compounds that neither material creates alone. This is not a blend. When two botanicals are distilled together, heat and steam generate new molecules at the interface, yielding a material with qualities impossible to achieve by simply mixing the finished oils. The result here is cedarwood transformed into something older, lonelier, and infinitely more complex — aged wood panels glowing with a century of shellac, and somewhere behind them, the powdery violet-root signature of iris drifting like a memory. The cedar announces itself first. But as the material develops on a blotter, the iris emerges — not as a dominant note but as a spectral presence woven through the wood. It does not compete with the cedar; it haunts it. There is a quality of dusty enclosed space, of books in rooms with closed doors, of fireplaces that haven't been lit in decades but whose stone still carries the memory. This is beautiful enough to wear undiluted as a skin scent. Combine it with Osmanthe sur Gurjun for a complete perfume — the sweet, physical osmanthus against this shadowy iris-cedar creates something extraordinary with nothing else needed. Alternatively, use it beneath any floral to add woody-powdery depth that reads as effortlessly expensive.