The plate: bitter orange (neroli, orange blossom, petitgrain)
Planche XV · BigaradierBitter orange (neroli, orange blossom, petitgrain) · Citrus × aurantium (C. aurantium L.; sour, Seville or bigarade orange)

Ingredients · Citrus · top note

Petitgrain bigarade

Say itpet-ee-GRAYN bee-gah-RAHD

Green, woody-leafy citrus; bittersweet, with a floral neroli-lavender facet.

What it is
Natural oil from steam-distilled bitter orange leaves and twigs.
Where it comes from
Paraguay (main), Egypt, Italy
When you smell it
Top notes: the first minutes.
What perfumers do with it
Backbone of eau de cologne; adds green-floral freshness and bridges citrus to neroli and lavender.
Worth knowing
'Petitgrain' means 'little grain': the oil was first distilled from unripe, pea-sized bitter oranges.
Known in
Cologne Bigarade (Frédéric Malle, 2001)
Also called
Petitgrain Paraguay; bitter orange leaf oil (Citrus aurantium)

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

Sources