— iO-i — 

 Obs. Specinien nonniliil oblitcratum ac substerile! 



275. Pleoaectria aistarctica Spej>. (n. sp.) 



Dlag. Coespituli applanati v. hemisphacrici, majusculi 

 (2-3'") 20-40 peritheciigcri, sparse erumpentcs ; peri- 

 thecia globosa v. obovata (;}00-.350 ;j.), coccinea, gla- 

 bra, laevia, carnosula, conte\tu dense parenchyma- 

 tico rubro, ostiolo minuto acuto vix papillulato sae- 

 pius fusccscente instructa ; asci fusoidei, sursum atte- 

 nuati, apice truncati crasse tunicati minute l-foveolati_, 

 deorsum cuneati ac in stipite brcvi crassoque producti 

 (80-100 X 15-20 ;;.), octospori, aparaphysati ; sporidia 

 di-tri-sticha, elliptica v. ovoidca, utrinrpie obtusissima 

 (20-27 X 8-10 !j.), recta v. vi\ inae([uilateralia, hori- 

 zontaliter 7-(rarius 5-) septata, ad septa non constricta, 

 loculis omnibns septis 2 vcrticalibus divisis, locellis 

 cribrose gultulatis, hyaliua. 



Hab. Ad ramos Derberidis ilicifoliae emortuos prope 

 Partolus cove in Staten island, Mart. 1882. 



276. Pleojnectria vaga^s Speg. (n. si).) 



Diag. Coespituli vix pnlvinulato-crumpentcs, minuti 

 (r"diam.) 3-0-peritheciigeri, sparsi ; peritliecia globoso- 

 obovata (250-.300 ;;,) sordids rnbra v. subtestacea, saepe 

 |)ruinula stromatica tecta, mcndiranaceo-carnosula, con- 

 textu plus minusve distincte parenchymatico rubro- 

 aurantio, ostiolo vix papillulato fuscidulo donata ; asci 

 subclavati, anlice truncati crassiusculeque tunicati, po- 

 stice modice attenuato pcdiccllati (p. s[). 90-100 X 18- 

 20;.», — ped. 20-30 x 5 ;;.), octospori, aparaphysati ; 

 sporidia obli^iue disticha, clIi[)tico-elongata, utrinque 

 plus minusve acutato-rotundata (28-35 X 10-12 [x) lio- 

 rizonlaliter 7-9-septata non constricta (rarius vix ad 

 medium), loculis 3-0 internis, seplo altero vertical 



