species mushroom family originally described american mycologist based collections cuban banana field fungus later genera molecular studies placed genus newly described cap typically diameter white markedly fresh gills start white soon turn pink stipe white measures long wide smooth white sac like base cap produces pinkish brown spore print individual elliptical spores measuring long fungus grows grassy fields reported africa europe north_america microscopic features dna sequence data great importance separating taxon related species distinguished differences size fruit bodies cap color spore size presence absence form cystidia taxonomy species originally described american mycologist based collections colleague las cuba years earlier originally described genus created publication time considerable confusion generic appropriate mushrooms traditionally classified genus time proposal species group classified genus erected realized taken coined genus year later transferred species genus citing practical concerns usage names non number species gill fungi described tropical america genera found benefit having arranged according work collectors acquainted taxonomic methods probably find convenient follow system comprehensive completed important groups ultimately correct group generic proposed mycologist adopted group proposal conserve rejected fungi established principles international code nomenclature algae fungi plants combination authored comprehensive revision north_america phylogenetic study colleagues showed closely related group species constitutes separate lineage majority species traditionally classified taxon transferred newly proposed genus specific epithet comes surname collector original samples dedicated species original specimens species preserved description cap diameter young expanding convex flat low broad center old specimens surface markedly fresh fruit bodies cap pure white develops pale brown age gills crowded free attachment stipe broad white young turn pink age spores mature cylindrical stipe long wide base surface white smooth slightly covered fine white powder sac like high white smooth surface context white stipe cap change color bruised exposed air smell taste flesh described indistinct spore print pinkish brown spores ellipsoid measure basidia usually spored spored rarely spored forms occur pleurocystidia cystidia gill face absent collections present scarce similar cheilocystidia cheilocystidia cystidia gill edge measure shaped usually long cheilocystidia completely cover gill edge form pleurocystidia cheilocystidia completely absent cap cuticle parallel hyphae embedded gelatinous matrix stipe cuticle parallel hyphae embedded gelatinous matrix cystidia cap present measure cylindrical habitat distribution ecology mushroom grows gardens grassy fields originally found banana fields cuba africa spain italy reported urban garden areas usually fruits groups mushrooms found growing solitary species reported cuba north_carolina mexico spain italy molecular data far european african collections correspond species similar species molecular analyses internal region clearly separate species currently recognized morphological identification difficult overlapping morphological variation species size fruit bodies color cap spore size presence absence cystidia morphology cystidia important characters morphological species genus larger fruit bodies cap diameter pleurocystidia cheilocystidia lack long pleurocystidia predominantly shaped cheilocystidia long pleurocystidia present species smaller spores typically long
Volvopluteus earlei