Russula nigricans
... that Russula nigricans is an edible fungus which turns red, then grey, and finally black on bruising or cutting?
... that <i id="mwF1A"><b id="mwF1E"><a class="mw-redirect" href="./Russula_nigricans" id="mwF1I" rel="mw:WikiLink" title="Russula nigricans">Russula nigricans</a></b></i> is an <a class="mw-redirect" href="./Edible_fungus" id="mwF1M" rel="mw:WikiLink" title="Edible fungus">edible fungus</a> which turns red, then grey, and finally black on bruising or cutting?