 Amanita muscaria poisoning has occurred in young children and in people who ingested the mushrooms for a hallucinogenic experience . Occasionally it has been ingested in error , because immature button forms resemble puffballs . The white spots sometimes wash away during heavy rain and the mushrooms then may appear to be the edible A. caesarea . 
 Amanita muscaria poisoning <a href='been_done' title='1'><mark>has</mark></a> occurred in young children and in people <a href='null_relcl' title='2'><mark>who</mark></a>ingested the mushrooms for a hallucinogenic experience . Occasionally it <a href='been_done' title='3'><mark>has</mark></a> been ingested in error , because immature button forms resemble puffballs . The white spots sometimes wash away during heavy rain and the mushrooms then may appear to be the edible A. caesarea . 
Amanita muscaria poisoning done occurred in young children and in people ingested the mushrooms for a hallucinogenic experience . Occasionally it done been ingested in error , because immature button forms resemble puffballs . da white spots sometimes wash away during heavy rain and tdamushrooms then may appear to be thdadible A. caesarea .