ii , ▁a ▁stone ▁o ak ▁tree ▁in ▁the ▁be ech ▁family . ▁Vari ety ▁sub glob os por a , ▁found ▁in ▁Sab ah , ▁has ▁sp ores ▁that ▁are ▁almost ▁spher ical . ▁ ▁Similar ▁species ▁ ▁My c ena ▁mac ul ata ▁be ars ▁some ▁res embl ance ▁to ▁M .   in cl in ata , ▁but ▁is ▁only ▁associated ▁with ▁decay ing ▁hard wood ▁logs ▁and ▁st umps , ▁and ▁is ▁found ▁in ▁eastern ▁North ▁America , ▁and ▁sometimes ▁on ▁o ak ▁on ▁the ▁West ▁Coast . ▁In ▁age , ▁it ▁develop s ▁re dd ish ▁sp ots ▁on ▁the ▁g ills ▁that ▁are ▁not ▁seen ▁in ▁M .   in cl in ata . ▁M .   in cl in ata ▁is ▁often ▁confused ▁with ▁the ▁ed ible ▁M .   g aler icul ata , ▁a ▁common ▁species ▁that ▁is ▁variable ▁in ▁cap ▁color , ▁size ▁and ▁shape . ▁M .   g aler icul ata ▁typically ▁has ▁a ▁bl unt ly ▁con ical ▁cap ▁that ▁is ▁d ull ▁gray - b rown , ▁and ▁white ▁to ▁gray ish ▁ve ins ▁that ▁have ▁numerous ▁cross - ve ins . ▁M .   poly gram ma ▁has ▁a ▁rid ged ▁stem ▁that ▁is ▁bl u ish - gray . ▁ ▁Hab itat ▁and ▁distribution ▁My c ena ▁incl in ata ▁is ▁a ▁sap rob ic ▁fung us , ▁der iving ▁its ▁nut ri ents ▁from ▁decom pos ing ▁organ ic ▁matter ▁found ▁in ▁plant ▁l itter ▁such