The Collaborative International Dictionary
Gardenia grandiflora
Crocin \Cro"cin\ (kr?"s?n), n. [Gr. ???? saffron.] (Chem.)
The coloring matter of Chinese yellow pods, the fruit of Gardenia grandiflora.
--Watts.A red powder (called also polychroite), which is made from the saffron ( Crocus sativus). See Polychroite.