fly agaric

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Am·a·ni·ta mus·ca·'ri·a

a toxic species of mushroom with yellow-to-red pileus and white gills; it contains muscarine, a cholinomimetic, which produces psychosislike states and other symptoms.
Synonym(s): fly agaric

fly agaric

A poisonous mushroom, Amanita muscaria . It usually has a red or orange cap with white spots.


fly agaric
a mushroom. See amanita.
fly biting, fly catching
behavior by dogs that looks like an attempt to catch a nonexistent flying object, hence the name. When repeated or continual, believed to be a form of partial seizure or hallucinations.
fly control
limitation of fly population by disposal of rotting animal tissue, use of insecticides in sprays, back applicators, impregnated ear tags or pet collars, liberation of sterilized males, fly traps.
fly dermatitis
biting flies will inflict skin damage on the face and particularly ear tips of outdoor dogs, causing bleeding, dried crusts and moderate irritation that sometimes leads to the development of auricular hematomas. Also reported to be a common problem in zoo bears.
ear tip fly bite
see fly dermatitis (above).
forest fly
see hydrotoeairritans.
head fly
see hydrotoeairritans.
horn fly
louse fly
sand fly
stable fly
fly strike
cutaneous myiasis.
fly worry
all fly infestations cause worry to their host animals. Heavy infestations with black flies in horses and buffalo flies in cattle may cause deaths from worry, blood loss, interference with grazing and intercurrent disease. See also fly dermatitis (above).
References in periodicals archive ?
Psychoactive plants include such stimulants as cocaine, depressants such as the opiates, the true hallucinogens such as marijuana, ergot, fly agaric, sacred mushrooms, peyote, and members of the Solanaceae.
Given the fly agaric mushroom's unpredictable psychoactivity and its unpleasant side effects (including nausea and twitching), it is remarkable that it figures so prominently in speculation of this sort, not to mention in children's stories such as Alice's Adventures in Wonderland and in fantasy writing for adults.
Fly agarics have been featured in paintings since the Renaissance.
Naturalist Gordon Simpson, who will be leading the walks, said fungi doing well this year include fly agaric, the familiar red and white toadstool once chopped up in milk and used as fly killer, the blusher so named because it turns pink when bruised, and the 'ink cap', which eventually turns into a mushy black liquid, sometimes used as a writing ink.
For example, where I see blueberry bushes and red-and-white fly agaric toadstools growing together, I can feel pretty sure I'm going to find cepes.
But Patrick Harding, of Sheffield University, argues the traditional image of Santa and his reindeer owes a lot to what he claims is the most important mushroom in history - the fly agaric - the dancing toadstool in Disney's Fantasia.
Spotting the cartoonlike form of a crimson-topped fly agaric toadstool thrusting up through the leaf litter can transform a walk in the woods into a thrilling experience.
Then funnel caps and the scarlet heads of fly agaric.
They belong to a group of fungi called agarics and, although they are edible, there are some that are either inedible or are positively dangerous, like the fly agaric, amanita muscaria, which can be found in some of our local birch and oak woodlands with its bright red cap.
Terry Bickley - fly agaric toadstools at Pooley Pit, Polesworth.
Well, centuries ago, the recreational stimulant of choice in northern Europe was the hallucinogenic fly agaric mushroom.
The Channel 4 programme, Sacred Weeds, shows two young men's enthusiastic response as they trip on fly agaric mushrooms.