“Alors, mademoiselle, I am relying upon you as my poison expert!” Grinning, he squats down to look more carefully at the fungus Flavia has revealed. “Mm. It might be of the genus Amanita, though it might also be something rather more innocent and useful for a stew.” He pulls out a pocketknife and, after plucking the plant from the ground, carefully slices it in half. “Ah, we are saved. See here, there are no gills within."