What is the meaning of Amanita?

Any of very many agaric mushrooms, of the genus Amanita, most of which are very poisonous.

amanita (any mushroom of the genus Amanita)

the Amanita taxonomic genus

amanita (any mushroom of the genus Amanita)

amanita

amanita (any mushroom of the genus Amanita)

Source: wiktionary.org