species fungus family order relatively large cup shaped fungus characterized tan fruit body prominent branching ribs resembling leaf reason commonly known leaf names include cup brown cup fruit bodies reaches dimensions tall found asia europe north_america grows sandy soils coniferous deciduous trees considered edible fungus recommended consumption cooked thoroughly contains taxonomy fungus named species given current french mycologist genera species transferred include resulting transfers synonyms additional synonyms include specific epithet means little cup latin word small vessel storing common names include leaf cup stalk cup brown cup description deeply cup shaped fruit body technically diameter deep inner spore bearing surface hymenium brown smooth slightly exterior surface cream colored covered minute hairs ribs start cream colored stem extend edge fruit body stem typically tall thick odor taste mushroom distinctive spores smooth elliptical translucent hyaline contain single central oil dimensions spore bearing cells meaning lid releases spores tips stained melzer reagent club shaped pale brown color tips thick edibility fruit bodies listed unknown consumption fungus recommended similar species family contain heat sensitive broken cooking similar species roughly similar form appearance species extend margin ribs extend halfway sides fruit body color cup pale dark gray cream fruit bodies resemble species distinguished grayish grayish brown hymenium like ribs extend outside fruit body intermediate forms species making difficult distinguish similar lighter colored hymenium robust stem margin fruit body bent stem maturity contrast edge fruit body bent stem stem indistinct prominent robust distribution habitat fungus widespread north_america europe north_america distribution extends north alberta canada mexico collected state mexico found israel jordan turkey iran china japan fruit bodies grows solitary scattered soil coniferous deciduous woods typically spring summer preference growing association coast live oak noted populations
Helvella acetabulum