The plate: orris / iris
Planche II · IrisOrris / iris · Iris pallida (also Iris germanica)

Ingredients · Powder · dry-down

Orris butter (Iris germanica)

Say itOR-is butter

Creamy, balanced orris: powdery violet, soft butter and earthy root.

What it is
Natural material from aged, steam-distilled rhizomes of Iris germanica.
Where it comes from
Morocco, China, India
When you smell it
Dry-down: hours later.
What perfumers do with it
Creamier, slightly less powdery orris for iris hearts, lipstick accords and fixation.
Worth knowing
Its irones are mostly alpha-irone, while Tuscan Iris pallida is richer in gamma-irone.
Also called
Orris concrete (germanica); iris butter

Not on the label of any of the 232 perfumes read so far.