法苑珠林 7.22

7.22

復何因緣名搔揵提迦地獄。此諸眾生地獄之中。猛火焰色如搔揵提迦華。是故名為搔揵提迦地獄。

Furthermore, for what cause and reason is it called the Saugandhika hell? In the hell of these sentient beings, the colour of the fierce flames is like the saugandhika flower. Therefore, it is called the Saugandhika hell.