158 Hymeiiomyeettv, Ag-ariejcea", MclanosporcP. Coprinus. 



llah. ad terrain iii Erythr;ea (Schweinfurth). 



9 Coprinus laniger Peck, Bull. Torr. Bot. Club. 1895, p. 401. — 442 

 Pileo tenui, conico v. campanulato, .squamiss numerosis, tomentosis 

 V. floccosis, demum fugacibus tecto, apicem versus sulcato-striato, 

 pallido, griseo-ochraceo v. luteo-griseo ; lamellis confertis ex al- 

 bido brunneolo-nigris; stipite basi vix incrassato, minute pubescente 

 V. pruinoso, cavo, albo; sporis oblongo-ellipticis, plerunque 1-nu- 

 cleatis, 8-10 7,. ^4. 



Hah. ctespitosus ad basim truncorum P o p u 1 i m o n i 1 i f e r ae, 

 Kansas Amer. bor. (B.a_rtholomew). — Pileus, '/^-3 cm. latus; 

 stipes fere 2 ' ' cm. longus, 2-5 mm. crassus. C. micaceo affinis. 



10. Coprinus aoiculatus Perk, BuII. Torr. Bot. Olub. 1895, p. 206. 443 



— Pileo membrauaceo, campanulato v. profunde convexo, acuto 

 V. apiculato, furfuraceo, discum versus plicato-striato, griseolo; 

 lamellis paueis, subdistantibus, stipitem atriiiijeiitibas, nigris; sti- 

 pite filiformi, glabro, albo ; sporis ellipticis, nigris, 7 Y^ ^ 4. 



Hab. ad terram, Pennsylvania Amer. bor. — Pileus circiter 

 "/^ cm. latus : stipes 2 '/^-4 cm. longus, 1 mm. crassus. 



11. Coprlnus Jonesii Peck,'BuII. Torr. Bot. Club. 1895, p. 206. — ^^4 

 Pileo submembranaceo, campanulato, demum late convexo v. ex- 

 panso, margine mox lacerato revolutoque, iu juventute apice trun- 

 cato, primo squamis alutaceo-griseis v. pailide cervinis floccosis 

 ubique tecto, dein nudo v. subnudo, rimoso-sulcato ; lamellis con- 

 fertis, linearibus, liberis, ex albo v. albido nigris; stipite fequaii 



V. sursum vix acutato, minute floccoso, fioecoso, cavo, albo; sporis 

 nigris, late ellipticis, 7y^-9«6y,. 



Hah. in cella vinaria, Vermont Amer. bor. (Jones). — Fragilis, 

 interdum cacspitosus ; pileus 2y,-5'/, cm. latus; stipes 5y.,-8cm. 

 longus, ^.,-^3 tim- erassus. C. fmetario valde affinis, a quo dififert 

 praecipue apice pilei truncato, squamis et sporis minoribus. 



12. Coprinus ebulbosus Peck, BuU. Torr. Bot. Club. 1895, p. 491. 445 



— Pileo tenui, carapanulato, squamis latis, superficialibus, persi- 

 stentibus, albidis variegato, superficie sub cuticula leviter striata, 

 griseo-brunneo, margine demum rovoluto, lacerato ; lamellis angu- 

 stis, tenuibus, confertis, iiberis, schistaceis, demum nigri.s; stipite 

 aequaii, cavo, aibo ; sporis ellipticis, 8-10 y, « 5. 



Hah. cppspitosus ad basim truncorum Populi moniliferce, 

 Kansas, New York Amer. bor. — Pileus 5-8 cm. latus ; stipes 

 8-16 cm. longus, 4-7 mm. cra.ssui-. C picaceo valde affinis. 



13. Coprinus purpureophyllus Jacobasjh, AUgem. Bot. Zeifcschr. 1896. 446 



