phallotoxin

[ fal-uh-tok-sin ]
/ ˌfæl əˈtɒk sɪn /

noun Mycology.

any of a group of potent mycotoxins produced by certain mushroom species of the genus Amanita.

Origin of phallotoxin

1965–70; < New Latin ( Amanita) phallo(ides) one such species (see phallus, -oid) + toxin