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Old 18-11-2009, 10:21 PM
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thebeard thebeard is offline
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Re: Mushroom ID help please

Quote:
Originally Posted by mollisia View Post
Hello,

the yellow stainer (Agaricus xanthoderma) and its near relatives are the only agarics which discolours yellow INSIDE teh stem base. In all the edible yellow staining agarics the yellow discolouration is restricted to the OUTSIDE of the fruitbody. So when you have the whole fruitbody, just cut the stem base and look if the FLESH INSIDE becomes quickly yellow. In Agaricus arvensis, silvicola etc. the flesh will stay whitish.
Another thing is that the Xanthodermatei discolour the cooking water yellow. So you can throw a piece of the Agaricus in hot water and watch whether it becomes yellow or not. Also the iodine smell becomes much stronger when heated. Just in case that the stems are missing ....

best regards,
Andreas
excellent information as always andreas, thankyou very much
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