Tremella fuciformis | |
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Scientific classification | |
Kingdom: | Fungi |
Division: | Basidiomycota |
Class: | Tremellomycetes |
Order: | Tremellales |
Family: | Tremellaceae |
Genus: | Tremella |
Species: | T. fuciformis |
Binomial name | |
Tremella fuciformis Berk. (1856) |
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Synonyms | |
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Tremella fuciformis is a species of fungus; it produces white, frond-like, gelatinous basidiocarps (fruiting bodies). It is widespread, especially in the tropics, where it can be found on the dead branches of broadleaf trees. This fungus is commercially cultivated and is one of the most popular fungi in the cuisine and medicine of China.Tremella fuciformis is commonly known as snow fungus, silver ear fungus, and white jelly mushroom.
Tremella fuciformis is a parasitic yeast, and grows as a slimy, mucous-like film until it encounters its preferred hosts, various species of Annulohypoxylon (or possibly Hypoxylon) fungi, whereupon it then invades, triggering the aggressive mycelial growth required to form the fruiting bodies.
Tremella fuciformis was first described in 1856 by English mycologist Miles Joseph Berkeley, based on collections made in Brazil by the botanist and explorer Richard Spruce. In 1939, Japanese mycologist Yosio Kobayasi described Nakaiomyces nipponicus, a similar-looking fungus that differed by having scattered, dark spines on its surface. Later research, however, showed that the fruit bodies were those of Tremella fuciformis parasitized by an ascomycete, Ceratocystis epigloeum, that formed the dark spines.Nakaiomyces nipponicus is therefore a synonym of T. fuciformis.
In Mandarin Chinese, it is called (pinyin: yín ěr; literally "silver ear"), (pinyin: xuě ěr; literally "snow ear"); or (pinyin: bái mù ěr, literally "white wood ear"), and in Japanese it is called shiro kikurage (, lit. "white tree jellyfish"). In Vietnam, it is called nấm tuyết or ngân nhĩ.