Parmotrema perlatum

 Parmotrema perlatum, commonly known as black stone flower, is a species of lichen used as spice in India. The species occurs throughout the temperate Northern and Southern Hemispheres. Typically used in meat dishes like nahari (Paaya), Bombay biryani, Goat meat stews, it is also used in vegetarian dishes. It is one of the ingredients in East Indian Bottle Masala, used for cooking Meats, fish and vegetables.

Parmotrema perlatum
Parmelia caperata — Flora Batava — Volume v10.jpg
Illustration of P. perlata (bottom) and two other Parmelia species
Scientific classificationedit
Kingdom:Fungi
Division:Ascomycota
Class:Lecanoromycetes
Order:Lecanorales
Family:Parmeliaceae
Genus:Parmotrema
Species:
P. perlatum
Binomial name
Parmotrema perlatum
(Huds.M.Choisy (1952)
Synonyms
  • Lichen perlatus Huds. (1762)
  • Parmelia perlata (Huds.) Ach. (1803)[1]

In its raw state, black stone flower does not have much taste or fragrance. However, when put in contact with heat, especially Cooking oil and Ghee, it releases a distinctive earthy, smoky flavour and aroma. This property of black stone flower is especially valued in the Tempering step of cooking a number of Indian dishes.[2][3][4]


Some of the other names for it include shaileyam in Sanskritkalpasi in TamilDagar da Phool in Punjabidagad phool in MarathiRaathi Pootha (Banda puvvu) in Telugu "Kallu hoovu" in Kannada and patthar ke phool in Hindi, "Bojhwar"and "Chadila" in northern India.[2]

Kalpaasi in Tamil. Used as spice

This article uses material from the Wikipedia article
 Metasyntactic variable, which is released under the 
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