species fungus family found new_zealand occurs forest species described new_zealand mycologist publication described thought unique species years later reduced produces medium sized fruit bodies brown caps diameter covered gills underside cap white closely crowded free attachment stem stem long thick ring base mushroom confused endemic new_zealand species distinguished differences microscopic characteristics taxonomy classification described based specimens collected april new_zealand publication described collected day bay near wellington thought new species different previously described larger size spores austrian mycologist later transferred genus provide reason making new combination young proposed classification based largely spore structure excluded considering species examined material reduced explaining size shape reaction spores dimensions basidia presence clamp connections margin cells indicate easily fits concept taxon specimen lacks typical pronounced basal stipe remnants unknown condition taxon originally placed species section perceived similarity classified section species section stem bases suggests appropriate common straw calls far south specific epithet means southern description shape cap initially convex later developing central depression reaching wide cap margin splits rolls ragged appearance centre cap dark buff honey paler buff margin surface sticky young wet age remnants form conical densely center sparse low margin initially white white buff tips gills crowded closely free attachment stem wide white short gills extend fully cap edge stem truncated ends stem tall diameter center hollow abruptly base diameter surface stem level ring white covered ring white buff transverse bands base rim remnants buff colour ring white buff hanging freely later stem flesh cap white occasionally pale center cap flesh stem white spore print white spores typically spherical ellipsoid thin walled hyaline translucent meaning stain bluish black black melzer reagent basidia spored bases abundant spherical club shaped hyaline cells gill edges measuring cap cuticle wide consisting upper layer non lower layer remnants cap consist abundant spherical club shaped shaped cells measuring cells colour arranged chains perpendicular cap surface smaller paler tip moderately abundant hyphae wide clamp connections abundant hyphae similar species mushrooms lost colours faded resemble new_zealand species species distinguished reliably clamp connections base basidia unlike bears resemblance eastern north american east asian species abruptly stem base habitat distribution found north south islands new_zealand grows mycorrhizal association genus including silver beech hard beech mushroom usually grows rare occasions found growing groups
Amanita australis