【小脆柄菇属】
（学名：Psathyrella）是小脆柄菇科下的一个属。
==下属物种==
本属包括以下物种：
* Psathyrella aberdarensis A.Melzer, Kimani & R.Ullrich
* 冷杉小脆柄菇 Psathyrella abieticola A.H.Sm.
* Psathyrella abortiva A.H.Sm.
* Psathyrella acadiensis A.H.Sm.
* Psathyrella aculeata W.W.Patrick & Barrows
* Psathyrella acuticystis A.H.Sm.
* Psathyrella acutilamella J.Favre
* Psathyrella acutisquamosa Dennis
* Psathyrella acutissima Singer
* Psathyrella acutoconica A.H.Sm.
* Psathyrella aequatoriae Singer
* Psathyrella affinis A.H.Sm.
* Psathyrella agaves (Maire) Konrad & Maubl.
* Psathyrella agraria Enderle
* Psathyrella agrariella (G.F.Atk.) A.H.Sm.
* Psathyrella agrestis A.H.Sm.
* Psathyrella alachuana Murrill
* 阿拉斯加小脆柄菇 Psathyrella alaskaensis A.H.Sm.
* Psathyrella albanyensis A.H.Sm.
* Psathyrella albescens Hesler & A.H.Sm.
* Psathyrella albida Massee
* 白柄小脆柄菇 Psathyrella albipes (Murrill) A.H.Sm.
* Psathyrella alboalutacea A.H.Sm.
* 白盖小脆柄菇 Psathyrella albocapitata Dennis
* Psathyrella albocinerascens A.H.Sm.
* Psathyrella albocinnamomea A.H.Sm.
* Psathyrella albofloccosa Arenal, M.Villarreal & Esteve-Rav.
* Psathyrella alluviana A.H.Sm.
* Psathyrella almerensis Kits van Wav.
* Psathyrella alnicola A.H.Sm.
* Psathyrella amara J.E.Ward & J.C.McDonald
* Psathyrella amarella A.H.Sm.
* Psathyrella amarescens Arnolds
* Psathyrella amaura (Berk. & Broome) Pegler
* Psathyrella ambusta A.H.Sm.
* Psathyrella ammiratii A.H.Sm.
* 砂褶小脆柄菇 Psathyrella ammophila (Durieu & Lév.) P.D.Orton
* Psathyrella ampelina Foex & Viala
* Psathyrella amygdalinospora T.Bau & J.Q.Yan, 2021
* Psathyrella anaglaea (Maire) Maire & Werner
* Psathyrella anguina (V.Brig.) Sacc. & Traverso
* Psathyrella angusticeps Peck
* Psathyrella angusticystis A.H.Sm.
* Psathyrella annulata A.H.Sm.
* Psathyrella annulosa Singer
* Psathyrella apora Singer
* Psathyrella aquatica J.L.Frank, Coffan & D.Southw.
* 阿拉根那小脆柄菇 Psathyrella araguana Dennis
* Psathyrella arenosa Örstadius & E.Larss.
* 沙丘小脆柄菇 Psathyrella arenulina (Peck) A.H.Sm.
* Psathyrella argentata A.H.Sm.
* Psathyrella argentina Speg.
* Psathyrella argillacea A.H.Sm.
* Psathyrella argillospora Singer
* Psathyrella aristeguietana Dennis
* 亚美尼亚小脆柄菇 Psathyrella armeniaca Pegler
* Psathyrella artemisiae (Pass.) Konrad & Maubl.
* Psathyrella ascarioides L.Freire & J.M.Losa
* Psathyrella aspenensis Mitchel & A.H.Sm.
* Psathyrella asperospora (Cleland) Guzmán, Bandala & Montoya
* Psathyrella atomata (Fr.) Quél.
* Psathyrella atomatoides (Peck) A.H.Sm.
* Psathyrella atricastanea (Murrill) A.H.Sm.
* Psathyrella atrifolia (Peck) A.H.Sm.
* Psathyrella atrospora A.H.Sm.
* Psathyrella atroumbonata Pegler
* Psathyrella australis (Murrill) A.H.Sm.
* Psathyrella avellaneifolia A.H.Sm.
* Psathyrella avilana Dennis
* Psathyrella badhyzensis Kalamees
* Psathyrella badia Kits van Wav.
* 黑褶小脆柄菇 Psathyrella badiophylla (Romagn.) Bon
* Psathyrella badiovestita P.D.Orton
* Psathyrella baileyi A.H.Sm.
* Psathyrella bambra Grgur.
* Psathyrella baragensis A.H.Sm.
* Psathyrella barlowiana A.H.Sm.
* Psathyrella barrowsii A.H.Sm.
* Psathyrella bartholomaei Peck
* Psathyrella basii Kits van Wav.
* Psathyrella battarrae (Fr.) Konrad & Maubl.
* Psathyrella bernardiana Dennis
* Psathyrella bernhardii Kits van Wav.
* Psathyrella berolinensis Ew.Gerhardt
* Psathyrella betulina Peck
* Psathyrella bifrons (Berk.) A.H.Sm.
* Psathyrella bigelowii A.H.Sm.
* 双皮小脆柄菇 Psathyrella bipellis (Quél.) A.H.Sm.
* Psathyrella bivelata Contu
* Psathyrella boninensis (S.Ito & S.Imai) S.Ito
* Psathyrella borealis A.H.Sm.
* Psathyrella boreifasciculata Kytöv. & Liimat.
* Psathyrella boulderensis A.H.Sm.
* Psathyrella brachycystis A.H.Sm.
* Psathyrella brevipes (Murrill) A.H.Sm.
* Psathyrella brooksii A.H.Sm.
* Psathyrella brunnescens A.H.Sm.
* 微黄小脆柄菇 Psathyrella byssina (Murrill) A.H.Sm.
* Psathyrella cacao Desjardin & B.A.Perry
* Psathyrella caespitosa (Peck) A.H.Sm.
* Psathyrella calcarea (Romagn.) M.M.Moser
* Psathyrella calvinii A.H.Sm.
* 草地小脆柄菇 Psathyrella campestris (Earle) A.H.Sm.
* Psathyrella camphorata A.H.Sm.
* 加拿大小脆柄菇 Psathyrella canadensis A.H.Sm.
* Psathyrella candidissima A.H.Sm.
* Psathyrella candoleana (Fr.) A.H.Smith
* 黄盖小脆柄菇 Psathyrella candolleana (Fr.) Maire，白黄小脆柄菇
** 黄盖小脆柄菇单生变种 Psathyrella candolleana var. solitaria A.H. Sm.
* Psathyrella capitatocystis Kits van Wav.
* Psathyrella caput-medusae (Fr.) Konrad & Maubl.
* Psathyrella carbonaria Velen.
* Psathyrella carinthiaca Voto
* Psathyrella carminei Örstadius & E.Larss.
* Psathyrella carolinensis A.H.Sm.
* Psathyrella casca (Fr.) Konrad & Maubl.
* Psathyrella cascadensis A.H.Sm.
* Psathyrella cascoides A.Melzer, Karich & Wächter
* Psathyrella castaneicolor Murrill
* Psathyrella castaneidisca (Murrill) A.H.Sm.
* 栗褶小脆柄菇 Psathyrella castaneifolia (Murrill) A.H. Sm.
* Psathyrella catervata (Massee) P.D.Orton
* Psathyrella cheyennensis A.H.Sm.
* 智利小脆柄菇 Psathyrella chilensis Speg.
* Psathyrella chiloensis Singer
* Psathyrella citerinii Eyssart.
* Psathyrella citrinovelata A.H.Sm.
* Psathyrella cladii-marisci Sicoli, N.G.Passal., De Giuseppe, Palermo & Pellegrino
* Psathyrella clivensis (Berk. & Broome) P.D.Orton
* Psathyrella cloverae A.H.Sm.
* Psathyrella codinae Deschuyteneer, A.Melzer & Pérez-De-Greg.
* Psathyrella cokeri (Murrill) A.H.Sm.
* Psathyrella coloradensis A.H.Sm.
* Psathyrella columbiana K.A.Harrison & A.H.Sm.
* Psathyrella comata (G.F.Atk.) A.H.Sm.
* Psathyrella communis A.H.Sm.
* Psathyrella complutensis Heykoop & G.Moreno
* Psathyrella condensa (Berk.) Manjula
* Psathyrella conferta Eyssart. & Chiaffi
* Psathyrella confertissima (G.F.Atk.) A.H.Sm.
* Psathyrella confundens Örstadius & E.Larss., 2021
* Psathyrella conica T.Bau & J.Q.Yan
* Psathyrella conissans (Peck) A.H.Sm.
* Psathyrella connata Kits van Wav.
* 锥盖小脆柄菇 Psathyrella conopilus (Fr.) A.Pearson & Dennis
* Psathyrella coprinoceps (Berk. & M.A.Curtis) Dennis
* Psathyrella coprinoides A.Delannoy, Chiaffi, Courtec. & Eyssart.
* Psathyrella coprophila F.H.Møller
* Psathyrella cordispora Natarajan & Raman
* Psathyrella cordobaensis A.H.Sm.
* Psathyrella cornifericystis A.H.Sm.
* 污白小脆柄菇 Psathyrella coronata (P.Karst.) M.M.Moser
* 细小脆柄菇 Psathyrella corrugis (Pers.) Konrad & Maubl.
* Psathyrella corticalis Raithelh.
* Psathyrella cortinarioides P.D.Orton
* Psathyrella cotonea (Quél.) Konrad & Maubl.
* Psathyrella crassulistipes A.H.Sm.
* 假鬼伞 Psathyrella crenata (Lasch) Gillet
* Psathyrella crenulata A.H.Sm.
* Psathyrella crinipellis Singer
* 古巴小脆柄菇 Psathyrella cubensis Murrill
* Psathyrella cuspidata A.H.Sm.
* Psathyrella cystidiosa (Peck) A.H.Sm.
* 软弱小脆柄菇 Psathyrella debilis Peck
* Psathyrella deceptiva A.H.Sm.
* Psathyrella delicatella A.H.Sm.
* Psathyrella delineata (Peck) A.H.Sm.
* Psathyrella dennyensis Kits van Wav.
* Psathyrella depauperata A.H.Sm.
* Psathyrella deserticola A.H.Sm.
* Psathyrella diabolica A.H.Sm.
* Psathyrella dichroma (Berk. & M.A.Curtis) A.H.Sm.
* Psathyrella dicrani (A.E.Jansen) Kits van Wav.
* Psathyrella directa A.H.Sm.
* Psathyrella distans A.H.Sm.
* Psathyrella distantifolia Murrill
* Psathyrella dondlii Weholt & A.Melzer, 2021
* Psathyrella duchesnayensis A.H.Sm.
* Psathyrella dunarum Kits van Wav.
* Psathyrella dunensis Kits van Wav.
* Psathyrella duplicata A.H.Sm.
* Psathyrella earlei Murrill
* Psathyrella echinata (Cleland) Grgur.
* Psathyrella echiniceps (G.F.Atk.) A.H.Sm.
* Psathyrella effibulata Örstadius & E.Ludw.
* Psathyrella efflorescens (Sacc.) Pegler
* Psathyrella elegans (Romagn.) Bon
* Psathyrella ellenae A.H.Sm.
* Psathyrella elliptispora A.H.Sm.
* Psathyrella elongatipes (C.S.Parker) A.H.Sm.
* Psathyrella elwhaensis A.H.Sm.
* Psathyrella emmetensis A.H.Sm.
* Psathyrella empyreumatica (Berk. & Broome) Sacc.
* Psathyrella ephemera A.H.Sm.
* Psathyrella epimyces (Peck) A.H.Sm.
* Psathyrella equina A.H.Sm.
* Psathyrella erinensis Dennis
* Psathyrella euthygramma (Berk. & M.A.Curtis) Dennis
* Psathyrella excelsa (Malençon) Fouchier
* Psathyrella fagetophila Örstadius & Enderle
* Psathyrella fagetorum A.H.Sm.
* Psathyrella fagicola (Lasch) M.M.Moser
* Psathyrella falklandica Cotton
* Psathyrella fallax A.H.Sm.
* Psathyrella fascicularis Singer
* Psathyrella fatiscens A.H.Sm.
* Psathyrella fatua (Fr.) Konrad & Maubl.
* Psathyrella fatua (Fr.) P.Kumm.
* Psathyrella fennoscandica Örstadius & E.Larss.
* Psathyrella ferruginea A.H.Sm.
* Psathyrella ferrugipes A.H.Sm.
* Psathyrella fibrillosa (Pers.) Maire
* Psathyrella fibrillosipes A.H.Sm.
* Psathyrella filamentosa A.H.Sm.
* Psathyrella filopes Velen.
* Psathyrella fimbriata (A.M.Young) Ew.Gerhardt
* Psathyrella fimicola Atri, M.Kaur & Amand.
* Psathyrella fimiseda Örstadius & E.Larss.
* Psathyrella flagelliformis Raithelh.
* Psathyrella flavidifolia Corner
* Psathyrella flexispora T.J.Wallace & P.D.Orton
* Psathyrella flexuosipes A.H.Sm.
* Psathyrella floccosa (Earle) A.H.Sm.
* Psathyrella flocculosa (Earle) A.H.Sm.
* Psathyrella floridana (Murrill) A.H.Sm.
* Psathyrella fontinalis A.H.Sm.
* Psathyrella fragilis Earle
* Psathyrella fragrans A.H.Sm.
* Psathyrella franklinii A.H.Sm.
* Psathyrella fraxinophila A.H.Sm.
* Psathyrella friburgensis
* Psathyrella frustulenta (Fr.) A.H.Sm.
* Psathyrella fuegiana E.Horak
* Psathyrella fulva A.H.Sm.
* Psathyrella fulvescens (Romagn.) M.M.Moser ex A.H.Sm.
* Psathyrella fulvobrunnea A.H.Sm.
* Psathyrella fulvoumbrina A.H.Sm.
* 暗小脆柄菇 Psathyrella fusca (J.E.Lange) A.Pearson
* Psathyrella fuscifolia (Peck) A.H.Sm.
* Psathyrella fuscospora A.H.Sm.
* Psathyrella galericolor A.H.Sm.
* Psathyrella galerinoides A.H.Sm.
* Psathyrella galeroides Romagn.
* Psathyrella georgiana A.H.Sm.
* Psathyrella glandispora Pegler
* Psathyrella glaucescens Dennis
* Psathyrella globosivelata Gröger
* 戈登小脆柄菇 Psathyrella gordonii (Berk. & Broome) A.Pearson & Dennis
* Psathyrella gracillima Peck
* Psathyrella gramina Kalamees
* Psathyrella granulosa Arnolds
* Psathyrella grasmerensis Trueblood & A.H.Sm.
* Psathyrella grisea Murrill
* Psathyrella griseifolia A.H.Sm.
* 灰白小脆柄菇 Psathyrella griseoalba Z.S.Bi
* Psathyrella griseoatomata Herp.
* Psathyrella griseola A.Pearson
* Psathyrella griseopallida Thiers & A.H.Sm.
* Psathyrella gruberi A.H.Sm.
* Psathyrella gyroflexa (Fr.) Konrad & Maubl.
* Psathyrella halophila Esteve-Rav. & Enderle
* Psathyrella harrisonii A.H.Sm.
* Psathyrella hellebosensis D.Deschuyteneer & A.Melzer
* Psathyrella helobia (Kalchbr.) Maire
* Psathyrella hesleri A.H.Sm.
* Psathyrella hesleriaffinis Singer
* Psathyrella heterocystis A.H.Sm.
* Psathyrella hirta Peck
* 硬毛小脆柄菇 Psathyrella hispida Heinem.，丛生小脆柄菇
* Psathyrella hololanigera (G.F.Atk.) A.H.Sm.
* Psathyrella horakiana Raithelh.
* Psathyrella hortensis A.H.Sm.
* Psathyrella hoseneyae A.H.Sm.
* Psathyrella houghtonensis A.H.Sm.
* Psathyrella huronensis A.H.Sm.
* 喜湿小脆柄菇 Psathyrella hydrophila (Fr.) A.H.Smith
* Psathyrella hydrophiloides Kits van Wav.
* Psathyrella hydrophora (Bull.) Fr.
* 膜盖小脆柄菇 Psathyrella hymenocephala (Peck) A.H.Sm.
* Psathyrella hypsipus (Fr.) Konrad & Maubl.
* Psathyrella ichnusae Örstadius, Contu, E.Larss. & Vizzini
* Psathyrella idahoensis A.H.Sm.
* Psathyrella imleriana Volders
* Psathyrella immaculata E.Horak & Griesser
* Psathyrella impexa (Romagn.) Bon
* Psathyrella incerta (Sacc.) A.H.Sm.
* Psathyrella incondita A.H.Sm.
* Psathyrella incrustans A.H.Sm.
* Psathyrella indecorosa A.H.Sm.
* Psathyrella inflatocystis A.H.Sm.
* Psathyrella insignis A.H.Sm.
* Psathyrella intermedia (Peck) A.H.Sm.
* Psathyrella involuta (Romagn.) M.M.Moser
* Psathyrella iterata A.H.Sm.
* Psathyrella ivoeensis Örstadius
* Psathyrella jacobssonii Örstadius
* Psathyrella jalapensis (Murrill) A.H.Sm.
* Psathyrella janauariensis Singer
* 吉林小脆柄菇 Psathyrella jilinensis T.Bau & J.Q.Yan
* Psathyrella katmaiensis V.L.Wells, Kempton & A.H.Sm.
* 丛毛小脆柄菇 Psathyrella kauffmanii A.H.Sm.
* Psathyrella kellermanii (Peck) Singer
* Psathyrella kitsiana Örstadius
* Psathyrella kodaikanalensis Natarajan & Raman
* Psathyrella koreana Seok & Yang S.Kim
* 乳褐小脆柄菇 Psathyrella lactobrunnescens A.H.Sm.
* Psathyrella lacuum Huijsman
* Psathyrella laeta A.H.Sm.
* Psathyrella laevissima (Romagn.) Singer
* Psathyrella lanatipes A.H.Sm.
* Psathyrella langei (Malençon) Contu
* Psathyrella lanuginosa A.H.Sm.
* Psathyrella laricina A.H.Sm.
* Psathyrella lateritia Velen.
* Psathyrella latispora A.H.Sm.
* Psathyrella laurentiana A.H.Sm.
* Psathyrella lauricola A.H.Sm. & Hesler
* Psathyrella lepidotoides A.H.Sm.
* Psathyrella leucostigma Peck
* 白灰小脆柄菇 Psathyrella leucotephra (Berk. & Broome) P.D.Orton，白小脆柄菇
* Psathyrella liciosae Contu & Pacioni
* Psathyrella lignatilis Singer
* Psathyrella ligulata A.H.Sm.
* Psathyrella lilaceogrisea A.H.Sm.
* Psathyrella lilliputana Örstadius & E.Larss.
* Psathyrella limicola (Peck) A.H.Sm.
* Psathyrella limophila (Peck) Guzmán
* Psathyrella limosa A.H.Sm.
* Psathyrella lionella A.Pearson ex Pegler
* Psathyrella lithocarpi A.H.Sm.
* Psathyrella litoralis Corriol
* Psathyrella littenii A.H.Sm.
* Psathyrella longicauda P.Karst.
* Psathyrella longicystidiata Heykoop & G.Moreno
* Psathyrella longicystis A.H.Sm.
* 长柄小脆柄菇 Psathyrella longipes (Peck) A.H.Sm.
* Psathyrella longistipes A.H.Sm.
* 条环小脆柄菇 Psathyrella longistriata (Murrill) A.H.Sm.
* Psathyrella lubrica A.H.Sm.
* Psathyrella lucipeta (Berk. & Broome) Pegler
* 卢特小脆柄菇 Psathyrella lutensis (Romagn.) Bon
* Psathyrella luteopallida A.H.Sm.
* Psathyrella luteovelata A.H.Sm.
* Psathyrella lutulenta Esteve-Rav. & M.Villarreal
* Psathyrella lyckebodensis Örstadius & E.Larss.
* Psathyrella macquariensis Singer
* Psathyrella macrocystidiata Arnolds
* Psathyrella maculata (C.S.Parker) A.H.Sm.
* Psathyrella madeodisca (Peck) A.H.Sm.
* Psathyrella madida Örstadius & E.Larss.
* Psathyrella magambica Pegler
* Psathyrella magnispora Heykoop & G.Moreno
* Psathyrella mammifera (Romagn.) Courtec.
* Psathyrella marquana A.Melzer, Wächter & Kellner
* Psathyrella marthae Singer
* Psathyrella mazamensis A.H.Sm.
* Psathyrella mazzeri A.H.Sm.
* Psathyrella megaspora A.H.Sm.
* Psathyrella melanophylla Kits van Wav.
* Psathyrella melanophylloides Kits van Wav.
* Psathyrella melleipallida A.H.Sm.
* Psathyrella membranacea A.H.Sm.
* Psathyrella merdicola Örstadius & E.Larss.
* Psathyrella mesobromionis Arnolds
* Psathyrella mesocystis A.H.Sm.
* Psathyrella metuloidophora Singer
* Psathyrella mexicana Murrill
* Psathyrella microcarpella de Meijer
* Psathyrella microcystis A.H.Sm.
* 小根小脆柄菇 Psathyrella microrhiza (Lasch) Konrad & Maubl.
* Psathyrella microsperma (Peck) A.H.Sm.
* 小孢小脆柄菇 Psathyrella microspora (S.Imai) Hongo
* Psathyrella microsporoides Heykoop & G.Moreno
* Psathyrella minima Peck
* Psathyrella minuta Henn.
* Psathyrella minutella (Höhn.) Singer
* Psathyrella minutisperma A.H.Sm.
* Psathyrella minutissima Kits van Wav.
* Psathyrella montgriensis Deschuyteneer, Pérez-De-Greg., J.Carbó, C.Roqué & À.Torrent
* Psathyrella monticola A.H.Sm.
* Psathyrella mookensis Kits van Wav.
* Psathyrella moseri Singer
* Psathyrella moshiana Pegler
* 粘胶小脆柄菇 Psathyrella mucosa Z.S.Bi
* Psathyrella mucrocystis A.H.Sm.
* Psathyrella multicystidiata Kits van Wav.
* 花盖小脆柄菇 Psathyrella multipedata (Peck) A.H.Sm.
* 丛生小脆柄菇 Psathyrella multissima (S.Imai) Hongo，杂色小脆柄菇
* Psathyrella murcida (Fr.) Kits van Wav.
* Psathyrella muricellata (Singer) Singer
* 米氏小脆柄菇 Psathyrella murrillii A.H.Sm.
* Psathyrella myceniformis Dennis
* Psathyrella mycenoides T.Bau
* Psathyrella nahuelbutensis Garrido
* Psathyrella naivashaiensis Pegler
* Psathyrella nana (Massee) Manjula
* Psathyrella narcotica (Britzelm.) Örstadius & Enderle
* Psathyrella nassa (Berk.) Manjula
* Psathyrella naucoria A.H.Sm.
* 类脆伞小脆柄菇 Psathyrella naucorioides A.H.Sm.
* Psathyrella neotropica A.H.Sm.
* Psathyrella nezpercii A.H.Sm.
* Psathyrella nigeriensis Pegler & T.W.K.Young
* 黑点小脆柄菇 Psathyrella nigripunctipes W.F.Chiu
* Psathyrella nimkeae A.H.Sm.
* Psathyrella nitens A.H.Sm.
* Psathyrella niveobadia (Romagn.) M.M.Moser
* Psathyrella noli-tangere (Fr.) A.Pearson & Dennis
* Psathyrella nothomyrciae Singer
* Psathyrella oblongispora (C.S.Parker) A.H.Sm.
* Psathyrella oboensis Desjardin & B.A.Perry
* Psathyrella obscura (Peck) Guzmán
* Psathyrella obscurotristis Enderle & M.Wilh.
* 钝小脆柄菇 Psathyrella obtusata (Pers.) A.H.Sm.
* Psathyrella ochracea (Romagn.) M.M.Moser ex Kits van Wav.
* Psathyrella ochrofulva (A.H.Sm.) Voto, Dovana & Garbel.
* Psathyrella odorata (Peck) Sacc.
* Psathyrella ogemawensis A.H.Sm.
* Psathyrella olivaceocystis A.H.Sm.
* Psathyrella olivaceopallida A.H.Sm.
* Psathyrella olivensis Anon.
* 奥林匹亚小脆柄菇 Psathyrella olympiana A.H.Sm.
* Psathyrella opaca (Romagn.) M.M.Moser ex Kits van Wav.
* Psathyrella opacipes A.H.Sm.
* Psathyrella ophirensis A.H.Sm.
* Psathyrella orbicularis (Romagn.) Kits van Wav.
* Psathyrella orbitarum (Romagn.) M.M.Moser
* Psathyrella oregonensis A.H.Sm.
* Psathyrella orizabensis (Murrill) A.H.Sm.
* Psathyrella ornatispora M.Villarreal & Esteve-Rav.
* Psathyrella ovalispora A.H.Sm.
* Psathyrella ovaticystis Pegler
* Psathyrella ovatispora A.H.Sm.
* Psathyrella ovispora D.Deschuyteneer, Heykoop & G.Moreno
* Psathyrella owyheensis A.H.Sm.
* Psathyrella paecilosperma Pacioni
* Psathyrella pallida A.H.Sm.
* Psathyrella pallidispora Dennis
* Psathyrella palmigena (Berk. & M.A.Curtis) Guzmán
* Psathyrella paludosa A.H.Sm.
* 沼泽小脆柄菇 Psathyrella palustris (Romagn.) M.M.Moser
* Psathyrella pampeana Speg.
* Psathyrella panaeoloides (Maire) Arnolds
* Psathyrella paradoxa A.H.Sm.
* Psathyrella parva A.H.Sm.
* Psathyrella parvicystis A.H.Sm.
* Psathyrella parvifibrillosa A.H.Sm.
* Psathyrella parvivelosa A.H.Sm.
* Psathyrella patagonica Singer
* Psathyrella payettensis A.H.Sm.
* Psathyrella pellstonensis A.H.Sm.
* 透明小脆柄菇 Psathyrella pellucidipes (Romagn.) M.M.Moser
* 赭褐小脆柄菇 Psathyrella pennata (Fr.) A.Pearson & Dennis
* Psathyrella pennata (Fr.) Konrad & Maubl.
* Psathyrella perpusilla Kits van Wav.
* 胶小脆柄菇 Psathyrella pertinax (Fr.) Örstadius
* Psathyrella pervelata Kits van Wav.
* Psathyrella pervelatoides Seok & Yang S.Kim
* Psathyrella petasiformis Murrill
* Psathyrella phaeocystidiata Singer
* Psathyrella phaseolispora Arnolds
* Psathyrella phegophila Romagn.
* Psathyrella phyllophila Raithelh.
* Psathyrella piceicola A.H.Sm. & Hesler
* Psathyrella picta (Romagn.) Romagn. ex Bon
* 珠芽小脆柄菇 Psathyrella piluliformis (Bull.) P.D.Orton，丸形小脆柄菇
* Psathyrella piluliformoides T.Bau & J.Q.Yan, 2021
* Psathyrella pinicola A.H.Sm.
* Psathyrella pivae Heykoop, G.Moreno & M.Mata
* Psathyrella plana (Murrill) A.H.Sm.
* Psathyrella platensis Speg.
* Psathyrella plumigera (Berk. & M.A.Curtis) A.H.Sm.
* Psathyrella polaris Rostr.
* Psathyrella polycystidiosa Singer
* Psathyrella poonensis Sathe & S.D.Deshp.
* Psathyrella populorum Trueblood & A.H.Sm.
* Psathyrella potteri A.H.Sm.
* Psathyrella praeatomata A.H.Sm.
* Psathyrella praecox A.H.Sm.
* Psathyrella praelonga A.Pearson
* Psathyrella praetenuis A.H.Sm.
* 草原小脆柄菇 Psathyrella pratensis A.H.Sm.
* 白小脆柄菇 Psathyrella prona (Fr.) Gillet
* Psathyrella propinqua A.H.Sm.
* Psathyrella proxima (Romagn.) Bon
* Psathyrella pruinosa Rawla
* Psathyrella pruinosipes A.H.Sm.
* Psathyrella prunuliformis (Murrill) A.H.Sm.
* Psathyrella psammophila A.H.Sm.
* 假黄盖小脆柄菇 Psathyrella pseudocandolleana A.H.Sm.
* 假皮小脆柄菇 Psathyrella pseudocasca (Romagn.) Kits van Wav.
* Psathyrella pseudocoronata A.H.Sm.
* Psathyrella pseudocorrugata A.H.Sm.
* Psathyrella pseudocorrugis (Romagn.) Bon
* Psathyrella pseudocotonea A.H.Sm.
* Psathyrella pseudofoenisecii A.H.Sm.
* Psathyrella pseudofrustulenta A.H.Sm.
* Psathyrella pseudofulvescens A.H.Sm.
* Psathyrella pseudogordonii Kits van Wav.
* 假褐白小脆柄菇 Psathyrella pseudogracilis (Romagn.) M.M.Moser
* Psathyrella pseudogrisea
* Psathyrella pseudolactea A.H.Sm.
* Psathyrella pseudolarga A.H.Sm.
* Psathyrella pseudolimicola A.H.Sm.
* Psathyrella pseudolongipes A.H.Sm.
* Psathyrella pseudoparadoxa V.L.Wells & A.H.Sm.
* Psathyrella pseudosenex A.H.Sm.
* Psathyrella pseudotrepida A.H.Sm.
* 假毡毛小脆柄菇 Psathyrella pseudovelutina Guzmán, Bandala & Montoya
* Psathyrella pseudovernalis A.H.Sm.
* Psathyrella psilocyboides A.H.Sm.
* Psathyrella purpureobadia Arnolds
* Psathyrella pusilla Pegler
* 微小脆柄菇 Psathyrella pygmaea (Bull.) Singer
* Psathyrella quercicola A.H.Sm.
* Psathyrella radicellata Malençon ex Pacioni
* Psathyrella rainierensis A.H.Sm.
* Psathyrella ramicola A.H.Sm.
* Psathyrella rannochensis
* Psathyrella renispora A.H.Sm.
* Psathyrella reticulata (Romagn.) M.M.Moser ex Singer
* Psathyrella rhizophorae Singer
* Psathyrella rhodospora M.G.Weaver & A.H.Sm.
* Psathyrella rhombispora P.-J.Keizer
* Psathyrella ridicula Kits van Wav.
* Psathyrella rigidipes (Peck) A.H.Sm.
* Psathyrella riparia A.H.Sm.
* Psathyrella riparia Singer, 1973
* Psathyrella rogersiae Voto, Garbel. & Chiarello
* Psathyrella rogueiana A.H.Sm.
* Psathyrella romagnesiana Bon
* Psathyrella romagnesii Kits van Wav.
* Psathyrella romellii Örstadius
* Psathyrella romseyensis Kits van Wav.
* Psathyrella rooseveltiana Murrill
* Psathyrella roothaanensis A.H.Sm.
* Psathyrella rostellata Örstadius
* Psathyrella roystoniae (Earle) Singer
* Psathyrella rubescens A.H.Sm.
* Psathyrella rubicola A.H.Sm.
* 赤褐小脆柄菇 Psathyrella rubiginosa A.H.Sm.
* Psathyrella ruderaria A.H.Sm.
* 荒草生小脆柄菇 Psathyrella rudericola A.H.Sm.
* Psathyrella rufescens (Petch) Pegler
* Psathyrella rufogrisea A.H.Sm.
* 皱盖小脆柄菇 Psathyrella rugocephala (G.F.Atk.) A.H.Sm.
* Psathyrella rugoproxima (C.S.Parker) A.H.Sm.
* Psathyrella rugoradiata Hesler & A.H.Sm.
* Psathyrella rugulosa A.H.Sm.
* Psathyrella rupchandii A.H.Sm.
* Psathyrella rybergii Örstadius & E.Larss.
* Psathyrella sabuletorum Örstadius & E.Larss.
* Psathyrella saccharinophila (Peck) A.H.Sm.
* Psathyrella sacchariolens Enderle
* Psathyrella salictaria A.H.Sm.
* Psathyrella salina M.Broussal, G.Mir, J.Carbó & M.À.Pérez-De-Gregorio
* Psathyrella salmonescens A.H.Sm.
* Psathyrella sanjuanensis (A.H.Sm.) Voto, Dovana & Garbel.
* Psathyrella saponacea F.H.Møller
* Psathyrella scanica Örstadius & E.Larss.
* Psathyrella scatophila Örstadius & E.Larss.
* Psathyrella scheppingensis Arnolds
* 锯屑小脆柄菇 Psathyrella scobinacea (Fr.) Konrad & Maubl.
* Psathyrella scotospora (Romagn.) Bon
* Psathyrella scotospora Romagn.
* Psathyrella secotioides G.Moreno, Heykoop, Esqueda & Olariaga
* Psathyrella segregis Singer
* Psathyrella seminuda A.H.Sm.
* Psathyrella senex (Peck) A.H.Sm.
* Psathyrella septentrionalis A.H.Sm.
* Psathyrella sepulcreti A.H.Sm.
* Psathyrella sequoiae Thiers & A.H.Sm.
* Psathyrella seymourensis A.H.Sm.
* Psathyrella seymouriensis A.H.Sm.
* Psathyrella sharonensis A.H.Sm.
* Psathyrella siccophila Örstadius & E.Larss.
* Psathyrella similis (C.S.Parker) A.H.Sm.
* Psathyrella similissima A.H.Sm.
* 辛格小脆柄菇 Psathyrella singeri A.H.Sm.
* Psathyrella smithii Guzmán
* Psathyrella solheimii McKnight & A.H.Sm.
* Psathyrella solitaria A.H.Sm.
* 灰褐小脆柄菇 Psathyrella spadiceogrisea (Schaeff.) Maire
* 球囊小脆柄菇 Psathyrella sphaerocystis P.D.Orton
* Psathyrella sphaerospora Sacc.
* 泥炭藓小脆柄菇 Psathyrella sphagnicola (Maire) J.Favre
* 连接小脆柄菇 Psathyrella spintrigera (Fr.) Konrad & Maubl.
* 类连接小脆柄菇 Psathyrella spintrigeroides P.D.Orton
* 鳞小脆柄菇 Psathyrella squamosa (P.Karst.) A.H.Sm.
* Psathyrella stellata (Romagn.) Romagn.
* Psathyrella stellatifurfuracea (S.Ito & S.Imai) S.Ito
* Psathyrella stelzeri Raithelh.
* Psathyrella stercoraria (Kühner & Joss.) Arnolds
* Psathyrella stercoraria Örstadius & E.Larss.
* Psathyrella stevensonii Murrill
* Psathyrella stigmatospora Clémençon
* Psathyrella storea (Fr.) Romagn. ex Bon
* Psathyrella striatoannulata Heykoop, G.Moreno & M.Mata
* Psathyrella stridvallii Örstadius & E.Larss.
* Psathyrella stridvalliorum Örstadius & E.Larss.
* Psathyrella stuntzii A.H.Sm.
* Psathyrella suavissima Ayer
* Psathyrella subagraria (G.F.Atk.) A.H.Sm.
* Psathyrella subalpina A.H.Sm.
* Psathyrella subamara A.H.Sm.
* Psathyrella subannulata Raithelh.
* Psathyrella subargillacea A.H.Sm.
* Psathyrella subaustralis A.H.Sm.
* Psathyrella subcaerulea A.H.Sm.
* Psathyrella subcaespitosa A.H.Sm.
* Psathyrella subcernua (Schulzer) Singer
* Psathyrella subcinerascens A.H.Sm.
* Psathyrella subconocyboides Singer
* Psathyrella subcorticalis Speg.
* Psathyrella subdebilis A.H.Sm.
* Psathyrella subdisseminata Speg.
* Psathyrella subfasciculata A.H.Sm.
* Psathyrella subfilipes A.H.Sm.
* Psathyrella subhepatica A.H.Sm.
* Psathyrella subhyalinispora A.H.Sm.
* Psathyrella subincarnata A.H.Sm.
* 近变小脆柄菇 Psathyrella subincerta Z.S.Bi
* Psathyrella sublanata A.H.Sm.
* Psathyrella sublateritia A.H.Sm.
* Psathyrella sublatispora Örstadius, S.-Å.Hanson & E.Larss.
* Psathyrella sublongipes A.H.Sm.
* Psathyrella sublongispora A.H.Sm.
* Psathyrella submaculata (G.F.Atk.) A.H.Sm.
* Psathyrella submontana A.H.Sm.
* 褐黄小脆柄菇 Psathyrella subnuda (P.Karst.) A.H.Sm.
* Psathyrella subochracea A.H.Sm.
* Psathyrella subolivacea A.H.Sm.
* Psathyrella subpalustris A.H.Sm.
* Psathyrella subpannucioides Courtec.
* Psathyrella subpurpurea A.H.Sm.
* Psathyrella subradicata A.H.Sm.
* Psathyrella subrubella A.H.Sm.
* Psathyrella subsericea A.H.Sm.
* Psathyrella subsimilissima A.H.Sm.
* Psathyrella subsingeri T.Bau & J.Q.Yan
* Psathyrella subspadiceogrisea T.Bau & J.Q.Yan
* Psathyrella subsquamulosa A.H.Sm.
* Psathyrella substrigosipes A.H.Sm.
* Psathyrella subtenacipes A.H.Sm.
* Psathyrella subterrestris A.H.Sm.
* Psathyrella subtruncatispora A.H.Sm.
* Psathyrella subumbrina Kits van Wav. & Örstadius
* Psathyrella subvinacea A.H.Sm.
* Psathyrella subvolvata A.H.Sm. & Hesler
* Psathyrella sulcatotuberculosa (J.Favre) Einhell.
* Psathyrella sumstinei A.H.Sm.
* Psathyrella superiorensis A.H.Sm.
* Psathyrella supernula (Britzelm.) Örstadius & Enderle
* Psathyrella tahomensis A.H.Sm.
* Psathyrella tahquamenonensis A.H.Sm.
* Psathyrella tenacipes A.H.Sm.
* Psathyrella tenera Peck
* Psathyrella tenuicula (P.Karst.) Örstadius & Huhtinen
* Psathyrella tenuis (Murrill) A.H.Sm.
* Psathyrella tenuivelata A.H.Sm.
* Psathyrella tepeitensis (Murrill) A.H.Sm.
* Psathyrella tephrophylla (Romagn.) Bon
* Psathyrella terrestris Natarajan
* Psathyrella texensis A.H.Sm.
* 蒂氏小脆柄菇 Psathyrella thiersii A.H.Sm.
* Psathyrella thomii A.H.Sm.
* Psathyrella thujina A.H.Sm.
* Psathyrella tilcariensis Singer
* Psathyrella torpens (Fr.) Konrad & Maubl.
* Psathyrella trechispora (Petch) Pegler
* 胆小小脆柄菇 Psathyrella trepida (Fr.) Gillet
* Psathyrella trigonospora Dennis
* Psathyrella trinitatensis R.E.D.Baker & W.T.Dale
* Psathyrella tristezae Raithelh.
* 灰暗小脆柄菇 Psathyrella tristis Singer
* Psathyrella truncatispora (Murrill) A.H.Sm.
* Psathyrella truncatisporoides T.Bau & J.Q.Yan, 2021
* Psathyrella tsugae A.H.Sm.
* Psathyrella tubarioides A.H.Sm.
* Psathyrella tuberculata (Pat.) A.H.Sm.
* Psathyrella tumagainensis V.L.Wells & Kempton
* Psathyrella turcosomarginata Hoashi
* Psathyrella twickelensis Kits van Wav.
* 香蒲小脆柄菇 Psathyrella typhae (Kalchbr.) A.Pearson & Dennis
* Psathyrella uliginicola McKnight & A.H.Sm.
* Psathyrella umbonata (Peck) A.H.Sm.
* Psathyrella umbrina Kits van Wav.
* Psathyrella umbrinescens A.H.Sm.
* Psathyrella umbrosa A.H.Sm.
* Psathyrella undulatipes A.H.Sm.
* Psathyrella usambarensis Pegler
* Psathyrella uskensis A.H.Sm.
* Psathyrella utahensis McKnight & A.H.Sm.
* Psathyrella utriformicystis Seok & Yang S.Kim
* Psathyrella valdiviana Singer
* Psathyrella vanhermanii A.H.Sm.
* Psathyrella variabilissima A.H.Sm.
* Psathyrella variata A.H.Sm.
* Psathyrella varicosa A.Pearson
* Psathyrella varzeae Singer
* Psathyrella velatipes A.H.Sm.
* Psathyrella velibrunnescens A.H.Sm.
* 褐鳞小脆柄菇 Psathyrella velutinopsis
* Psathyrella verna A.H.Sm.
* Psathyrella vernalis Velen.
* Psathyrella vesiculocystis A.H.Sm.
* Psathyrella vesiculosa (A.H.Sm.) Voto, Dovana & Garbel.
* Psathyrella vesterholtii Örstadius & E.Larss.
* Psathyrella vestita (Peck) A.H.Sm.
* Psathyrella vialis A.H.Sm.
* Psathyrella victorii A.H.Sm.
* Psathyrella viloriana Dennis
* Psathyrella vinescens A.H.Sm.
* Psathyrella vinosofulva P.D.Orton
* Psathyrella violaceopallens Contu
* Psathyrella vulgaris A.H.Sm.
* Psathyrella vyrnwyensis Kits van Wav.
* Psathyrella waltersii A.H.Sm.
* Psathyrella wapinitaensis Kempton & A.H.Sm.
* Psathyrella warrenensis A.H.Sm.
* Psathyrella wavereniana M.Marchetti
* Psathyrella waverenii Arnolds
* Psathyrella weberi (Murrill) Singer
* Psathyrella wilsonensis A.H.Sm.
* Psathyrella yaoundeana Mossebo & Pegler
== 参考文献 ==