One of the most elegant fungi is the Porcelain Fungus - Oudemansiella mucida. The cap is so thin it transmits light through the pearly flesh. Pictures hardly do them justice:
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The Common Earthball - Scleroderma citrinum - is easier to identify:
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One of the most common Russulas is Russula ochroleuca: I find it on virtually every foray. It's a broadleaf associate.
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and
http://www.apasseggionelbosco.it/forum/uploads/post-193-1143719200.jpg
Now I simply wouldn't eat that regardless of what I thought it was (it shouts out Cort to me), so it must have been confused with something else. The Chanterelle has been suggested as a possible confusion species. Not to my eyes! I suppose it just might have been taken along with a batch of Lactarius sp, some of which are edible, or maybe Brown Roll Rim (which has recently been reclassified as deadly, anyway!).
The bottom line is: don't eat wild fungi unless you absolutely know what you're doing. I play safe with fungi that can't reasonably be confused with anything else...Chanterelle, Horn of Plenty, Cep, Hedgehog. I have also taken a few Millers (the best of all fungi) in my time. But that's one where you have to be absolutely absolutely sure, because Clitocybe dealbata looks very like it and grows in the same sort of environments, and is deadly. Smell is the clue with the Miller....it smells of meal, although I reckon I can get notes of metallic fish oil, too.