Shiitake Shiitake The shiitake (; Lentinula edodes) is an edible mushroom native to East Asia, which is cultivated and consumed in many Asian countries. It is considered a medicinal mushroom in some forms of traditional medicine. The fungus was first described scientifically as "Agaricus edodes" by Miles Joseph Berkeley in 1877. It was placed in the genus "Lentinula" by David Pegler in 1976. The fungus has acquired an extensive synonymy in its taxonomic history: The mushroom's Japanese name is composed of , for the tree "Castanopsis cuspidata" that provides the dead logs on which it is typically cultivated, and . The
What Is and What Should Never Be and What Should Never Be" was performed live at Led Zeppelin concerts between 1969 and 1973. A live version taken from a performance at the Royal Albert Hall in 1970 can be seen on the "Led Zeppelin DVD". Another was included on disc two of the live triple album "How The West Was Won". Two more versions were included in BBC Sessions. What Is and What Should Never Be "What Is and What Should Never Be" is a song by English rock band Led Zeppelin. It was written by Jimmy Page and Robert Plant and was included as the second