species fungus family endemic new_zealand species described mycologist fruit bodies dark brown caps diameter covered patches soft brown scales gills underneath cap crowded free attachment stem white tinged yellow age stem mushroom long thick ring spore print white individual spores spherical ellipsoid measuring mushroom confused new_zealand species distinguished certain characteristics mycorrhizal species grows association native new_zealand trees taxonomy classification species described new science new_zealand mycologist collected specimens mid-1950s nelson cape farewell published description mushroom journal second series articles describing mushroom flora country specific epithet refers genus southern species associated authority uses common southern beech suggests classified section genus considered better placed section occasionally abruptly stipe base sparse bands rim material description cap initially convex later flattened central depression radial grooves margin reaching colour variable ranging buff dark grey radial streaks brownish grey cap surface sticky young wet age remnants form small large irregularly shaped patches dull like gills crowded closely free attachment stem white cream coloured wide short gills extend fully cap edge stem somewhat truncated ends stem high thick slightly hollow base measuring diameter stem surface level ring white sparsely covered occasionally breaking transverse bands ring stem surface smooth occasionally breaks bands scales whitish buff grey stem base band rim buff remnants ring whitish buff grey hangs freely later sticking stem tearing edge cap flesh cap white stained mouse grey central occasionally grey line gills stem flesh white pale buff spore print white spores typically spherical broadly ellipsoid ellipsoid thin walled microscope spores appear hyaline translucent meaning turn bluish black black stained melzer reagent basidia spored base margin cells gills plentiful spherical club shaped swollen tip hyaline measure cap cuticle consists wide strongly upper layer dense non lower layer remnants cap abundant spherical club shaped cells hyphae wide pale colour arranged irregularly vertical orientation similar species mushrooms confused washed colour reliable method distinguish check presence clamp connections bases basidia present absent notes type collection dark grey specimen later collectors found specimens difficulty correctly identifying species paler specimens resemble led incorrectly believe species occurs new_zealand similar appearance spore size reaction lack clamp connections basidia distinguished largely basis colour brown yellowish grey brown fades pinkish buff gets older suggests resemblance number species chile lack brightly coloured fruit bodies share similar brownish rings indicate share ancestors habitat distribution fruit bodies grow scattered groups like mushrooms mycorrhizal grows close association genus including silver beech found north south islands new_zealand common country endemic species
Amanita nothofagi