Hypertext Webster Gateway: "toadstool"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Toadstool \Toad"stool`\, n. (Bot.)
A name given to many umbrella-shaped fungi, mostly of the
genus {Agaricus}. The species are almost numberless. They
grow on decaying organic matter.
From WordNet (r) 1.7 (wn)
toadstool
n : common name for an inedible or poisonous agaric (contrasting
with the edible mushroom) [ant: {mushroom}]
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