H.vrnenoiiiypoUp. Ai^.iricappfP. T.eucosponT, Omiihalia. 35 



et valde decurrontibus, albis; sporis late eliipticis v. isnbglobosis, 

 4-67, fx. lougis. 



llah. ad frustuia iiguea et folia dejecta in yilvis, Ganoevoort ^ 

 N. York Aiuer. bor. — Pileus 2-7 mm. latue: stipes 2-3 cm. lon- 

 gus, tenuissimuy. O. Fibtd(r affinis. 



14. Omphalla graciliima Weinm. — Sacc. Syll. V, p. 332. — forma !<>• 

 chilensls P. Heun. Ofvers. K. Vet-Al<ad. Forbundl. 1900. p. 323. 



— Pileo tenui-membranaceo, corivexo-oxpanso, niedio dejiresso um 

 bilicatulo, radiato-striato, ievi, giabro, 2-3 mm. diam., pallide fla- 

 vescente; stipite t^nui, filiformi, levi, glabro. paliido, basi subin- 

 crassato, pilosulo, brunneolo, 2 cm. longo, 0,5 mm. craaso; la- 

 meilis adnato-decurrentibus, distaiitibus fcin-. 16), inicquilongis, an- 

 gustis; basidiis rlavatis, 2-4-sterigmaticis, 14: 20 ^b-T ; .sporis el- 

 lipsoideo-ovoideis, levibus, 4-6 ^ 3 '/„-4. 



/fah. in ramulis putridis pr. Valparaiso, Chile Dusen). 



15. Omphalla collybioides P. Henn. Engl Jahrb XXV, 1898, p. 504. l<»5 



— Dense Cicspitosa; pileo submembranaceo, convexo explanato, 

 vertice subumbonato, levi, glabro, albo, 2'/,- 3 mm. diara.; stipii.e 

 fi.stuloso, tereti, levi, glabro, pallido, ba^i strigoso, 3-4 mm. longo, 

 0,5-08 mm. crasso, curvato; lamellis adnatis breve decurrentibus, 

 subdistantibus, in;cquiIongi:<, postice latis subtriquetris, pallidis, acie 

 crassis; sporis subglobosis, levibus, hyalinis, l-guttulatis, 3'/,-4 u. 

 diam. 



Ifab. ad lignum putridum prope Raluni Novte Pommeraiiia} 

 (Dahl). — 0. sfellafcp Fr. affinis. 



16. Omphalia pusillima Speg. Fg. Arg. novi v. crit., p. J07 fl899). 106 



— Solitaria; pilco primo hemisphierico margine eximie involuto, 

 dein explanato et 1-5 nim. diam., postremo stepe plus minusve 

 depresso, umbilicato v, subcalyciformi atquo ambitu repandulo, te- 

 nuissime mombranaoeo, candido, in juventute pruinula {iraneosa 

 tecto, per ?etatem glabrato levi v. obsolete radiatim undulato-sub- 

 sulcato; carne candida vix centro evoluta : stipite cantUdo, centrali 

 V. rarius subexcentrico, o basi crasse bulbosa at^iue Jiispido-villo- 

 sula, l'/j-3 mm. crassa, in senectute minute cava tereti-attenuato, 

 1-5 ram. iongo, '/.-1 mm. crasso, carriosulo, farcto, glabro, levi; 

 pilis buibi stipitis tenuibus, i ylindraceis, continuis v. parce se- 

 ptatis, non v. breviter subfurcatis, apice obtusis, 50-200 u. Iongi;i, 

 4 p. crassis, hyalinis; lamellis |)au<Ms, inter se remotiusculiB, eeg- 

 mentiformibus, utrinque attenuatis, postice decurrcntibus, mem 

 branaceis, candidis, acie integerrimis; basidiis obovato-elavulatis. 



