This fungus is added in Biryanis Posted by The Secret Butterfly | November 17, 2022 | Fashion News, Indian Fashion | 0 | Also known as Black stone Flower, Kalpasi and Dagad Phool, Parmotrema perlatum as the lichen is scientifically known is often used a mystery ingredient in Biryanis, Nalli Nihari and several other non-vegetarian dishes.