Palo santo oil

Say itPAH-loh SAHN-toh oil

Citrusy-minty incense wood, sweet, resinous and softly smoky.

What it is: Natural oil from naturally fallen, aged wood of Bursera graveolens.
Where it comes from: Ecuador and Peru
When you smell it: Top notes: the first minutes.
What perfumers do with it: Adds bright, incense-like woodiness to meditative, citrus-woody and resinous accords.
Worth knowing: The oil comes from branches that fell naturally and aged for years; freshly cut wood smells far weaker.
Also called: Bursera graveolens; holy wood

Named by the house, not on the label, in 3