What is pertaining to, or obtained from, the Boletus. Boletic acid, an acid obtained from the Boletus fomentarius, variety pseudo-igniarius. Same as Fumaric acid called?

boletic — Pertaining to, or obtained from, the Boletus. Boletic acid, an acid obtained from the Boletus fomentarius, variety pseudo-igniarius. Same as Fumaric acid. (Webster's 1913.)

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