32 HyrTienomyceiae, Agaricacesp, Leucospow Ompbnlia. 



carne tenuissiTna alba; lamellis confertis, decuiTcntibus, Lenulbus, 

 2 mm. latis, pallide ligneis, immutabilibus ; sporis ellipsoideis, hya- 

 linis, levibus, 5 » 3; stipite sm^sum crassiusculo, 2-3 cm. long., basi 

 2 mm. cr., cartilagineo saepe tortuoso, soliclo, glabro, polito; Ja- 

 mellis concolore. 



Ha}). ad terram, gregatim, Guernsey Britannifv (Luff). — Odor 

 iragrans: lavandulinus. Clitoci/be7i fragmntem habitu imitatur. 



2. Omphalia eximia Peck, Bull. Torr. Bot. Cl. 1898, p. 370. — Pi- 92 

 (eo tenui, infundibulitbrmi v profunde umbilicato, glabro, albo, 

 siceitate albido-griseo, margine tenui expanso v. deflexo; stipite 

 gvaciii, aequali v. supernc leniter inrrassato, glabro, cavo, alljo; 

 lamellis subangusti^-, ?ubclistantibus, valdp decurrentibus. albis ; 

 sporis suhglobosis, 4-5 u. latis. 



Hab. ad lignum putridum, Auburn Aiabama Amer, bor. ;EAa- 

 LE^, — Pileus 1,2-3,2 cm, latus; stipes 2,5-5 cm longus, 2-3 mm. 

 cras.sus. 



3. Omphalia aurantiaca Peck, Bull Torr. Bot. Cl 1898, p. 323; — ^ 

 Pileo teuuissimo, late convexo v. subplano, glabro, udo striatulo, 

 pallide aurantiaco, margme inflexc ; stipite brevi, s;epe curvato, 

 pileo concolore; laraeliis crassis, distantibus. flecurrentibus, pallide 

 auranriacis; sporis ellipticis, 7'/,, ^- 4. 



flab. casspitosa ad iignum pineum vetusmm, Oregon Amer. 

 bor. (L.\ne). — Pileus 1,2-2,5 cm. iatus; stipes 1,2-2,5 cm. lon- 

 gus, ca. 1 mm. crassus. O. innbelUferte attlnis, differt praecipue co- 

 iore aurantiaco, lamellis angusTioribus sporisque majoribus. 



4. Omphalla translucens P. Henn. Monsunia I, 1899, p. 20, tab. 1, ^ 

 fig. 9 — Cicspitosa; pileo tenui-membranaeso, transiaeente, oon- | 

 vexo, dein medio umbilicato, radiato-substriato, pallide grisGO, V / -2 \ 

 Q.m. diam.. raargiue tenai subdenticulato; «tipite tenaci, fistuloso, 

 2-4 cm. longo, 0,9-1,5 mm. crasso, levi, glabro, basi .«ubbulboso, 

 pailide brunneo; lameilis ionge decurrentibu.^, postice subtriquetris, 

 distantibu?, medio ventricosis, pailidis; basidiis clavatis ; sporis sub- 

 globosis, intus grrtnulatis, 1-guttulatis, hyaiinis, 4-4'/, {i. diam. 



}{(ih ad iruncos putrescentos, Tomohou. Celebes (Sar.\sin). — 

 Affinis 0. integreJlce. 

 h. Omphalia muapensis P. Henn. Engl .Tahrb XXVIII, 1900, p. 324. 95 

 -- Piiro membranaceo, convexo, medio depresso vel umbilicatc», 

 granuloso, radiato-striato, atro-brunneo, circ. 1-2 cm. diam.; stipite 

 fistuloso, lenaci, tt^reti v. compresso tortoque, levi, brunneo, 2-3 

 cui longo. 1-1'/-. ^^^- crasso: lamellis adnato-decurrentibus, sub- 



