72 Hymeiioiuycetse, Agaricaeea*, Leucospora', Tricholonin. 



brt^^vi. subfibrilloso, farcto v. cavo, albo; sporis subglobosis, 6- 

 6'' '\^ 4-0 ; sapore acri. 



Hab. hi silvis, Massachusetts Amer. bor. — Pileus 4-G '/.^ cm. 

 latus; stipes 2 '/,-6 cm. longus, 7,-1'/,, cm. crassus. Species ^T. 

 impoHfo proxima. 

 5. Tricholoma immarcescens Britz. Hymen. Kunde II, 1896, p. 2, 38 

 fig. y97 et 718. — Pileo glabro, hygrophano, brunneo vel griseo- 

 brunneo, margine dilutiore; lameilis confertissimis, albescentibus 

 vel brunneolis; stipite brunneoio; sporis albis, 6-8 « 4-5. 



tlah. ad truncos putridos populeos \d. Bavaria. 

 f.. Tricholoma tumefactum Britz. Hymen. Kunde II, 1896, p. 2, 39 

 fig. ir)4. — Pileo albido, centro luteolo; lamellis hygrophanis, 

 numerosis, subcrassis, albis v. albescentibus ; carne alba firma; 

 stipite albo ; sporis albis, 6-8 ^ 4, in cumulo albis vel dilutissime 

 roseoiis; odore nullo. 



Hah. ad terram in alpibus Bavaricis. 



7. Tricholoma lutescenti-album Britz. Hymen. Kunde II, 1896, p. 1, 4o 

 fig. 714. — Pileo luteo vel lutescenti-albo, glutinoso; lamellis sub- 

 confertis, albis vel albescentibus; stipite albo, subdiaphano; sporis 

 albis, 5-8 ^ 3-4. 



Hah. in silvatieis in Bavaria. 



8. Trlcholoma semlvestitum Peck, Bull. Torr. Bot. Club. 1895, p. 485. 4i 

 — Pileo tenui, expanso, centro depresso v. subumbiiicato, glabro, 

 nigru-brunneo, margnie recurvato v. involuto; lameliis densis, 

 emarginatis, aoie stepe dentatis v. erosis, albidis v. albido-cceruleis ; 

 stipite curto, solido, basim versus plerumque leviter incrassato, 

 brunneo, deorsum tomentoso; sporis late ellipticis v. subglobosis, 

 1-micleatis, 4-5 '/^ ^ ^- 



Hab. in pascuis arenosis ad radices graminum, Kansas Amer. 

 bor. (Bartholomew). — Pileus 13-27 mm. latus; stipes 18-27 mm. 

 lontrus, 5-7 mm. crassus. 



9. Tricholoma lentum Post, Bot. Notis. 1895, p. 65., Romell, Fg. 42 

 e.xs. 11. 101. — Totum album, tactu hatid maculattim, siccum im- 

 polittim, initio fere vellereum, sublentum, sapore miti. odore de- 

 bili: pileo carnoso, convexOy 2-6 cra. lato, disco demum in pallidum 

 vergente; stipite deorsum attenuato, circa apicem vulgo (ob la- 

 meJlas decurrentes) longitudinaliter costato; lamellis firmis, haud 

 decolorantibus, nunc leviter sinuatis, dente decttrrente, nunc Clito- 

 cybarum more vere decttrrentibus^ sporis pttre albis, levibus, elli- 

 psoideis v. obovatis, basi ssepe oblique apiculatis, 7 '/,-10 v ^y^-/ 



