Wiktionary
pelargonidin
n. An anthocyanidin, ''2-(4-hydroxyphenyl)chromenylium-3,5,7-triol'', found in geraniums and several soft berry
Wikipedia
Pelargonidin
Pelargonidin is an anthocyanidin, a type of plant pigment. Like all anthocyanins, it is an antioxidant. It produces a characteristic orange color.