DisonmycetenD, DermateaR, Hyalo.sporaj, Cen;iii;,'iiim. 571 



cavo, in sicco lateraliter comprosso; ascis suljcyliiidraceis ; spori- 

 (liis ellipsoidois, bruiineis. 



Ilah. iii corticibus, Uiiitod States Amor. bcr. 

 r.S. Cenanglum lignicolum Prouss Iloyersw. n. 341. — riregarium, s^^j" 

 nudum, subcoriieum, nigrum; cupulis primo subglobosis, connivoti- 

 libus, dein planis; stipite crasso, brevissimo, dein atro ; ascis cylin- 

 dricis, octosporis, paraphysibus mixtis; sporidiis ovatis, nigris. 

 Ilab. ad truncos arborum frondosarum, Hoyersverda. 



IV. Species Eu-Ccnanfjii, fructiflcatione ignota, dubia;. 



00. Cenangium apertum Schw. Syn. Am. n. 2001. — Sparsum sim- 235s 

 plex, cupulis 2-4 mm. lat. , primum clausis, pulvinato-rotundis 

 *extus nigro-ferruginosis, pulverulentis, demum late apertis, mar- 

 :r'nibus irregulariter inflexis, s.iepe ruptis'; disco pallido. 



Ilab. in ramulis emortuis Hydrangofe, Bethlehera et Salem 

 Amer. bor. (Schweinitz et Michener). — Affine est C. ferruginoso. 



70. Cenangium fatiscens Schw. Syn. Am. n. 2005. — Minutum (ma- ^^so 

 jus tameii in Syringa) fasciculatum, prorumpens, sessile; cupulis 

 globosis primum clausis, interdum difformibus, pulvere copioso te- 



I ctis, demum omniuo fatiscentibus. 



Hab. m cortice Syringaj et evolutius in Moro alba, Beth- 

 lehem Amer. bor. — Pulvere deterso apparent cupulas applanatie 

 atro-nitentes, demuin irregulariter apertse. 



|71. Cenangium acutum (Schum.) Fr. S. M. II, p. 188, Hyster. acidum 2300 

 Schum. Saell. p. 151. — Simplex, elliptico-oblongum, navicularo, 

 leve, nigro-fuscum, disco umbrino-fusco. 



Ilab. in cortice Sambuci nigrae in Saellandia. — Sparsum, 

 vix prominens, ut videtur nudum. 



72. Cenangium Cephalanthi (Schw.) Fr. S. M. II, p. 188, Peziza 2.%i 

 Schw. Carol. n. 1256. — Simplex, sessile, compressum, subpulve- 

 rulentuni, nigro-fuscum, margine lacero involuto. 



Ilab. plerumque transvorsim erumpens in cortice Cephalan- 

 thi occideutalis emortuo in Carolina, Alabama, Greenbusli 

 .\merica borealis. — Optima dicitur species, Colpoia. qucrcino 

 niinor et obscurior ; disco in humidis subrotundo, cinerescento. Non 

 ila prominet. 



73. Cenangium laminare Fries V. A. H. I. c. p. 560, Kunz. Myc. 2,v,2 

 Heft. 2, p. 58. — Ccfispitosum, plicato-lobatum, lobis planiusculis 

 nigricantibus albido-pruinosis, apice cavis subclausis. 



Ilab. ad ramos dejectos putrescentes Ilobiniaj? in Suecia et 



