— 39 — 



liilato donata, diira, carbonacea, atra, laevia, glabra, 

 contextu indistincto; asci cylindracei, apice truncato- 

 rotundati ac tunica non v. vix incrassatula saepeque 

 biguttulata donati, basi breviter attenuato-pedicellati 

 (95-1 10 X 9-11 [j,), octospori, paraphysibus parcis, fili- 

 forniibus, simplicibus immixti ; sporae recte v. oblique 

 monostichae, elliptico-lenticulares (18-20 long. x 8-10 

 lat. X 4-6 [). crass.), e froute utrinque obtusae, e latere 

 acutiuscule rotundatae, opace fuligiueae, non v. grosse 

 1-guttulatae, opace fuligineae. 

 Hah. Ad ramos dejectos putrescentes Fagi antarctlcae 

 et Mayteni chilensis in sylvis prope Cabo Negro, 

 Jul. 1882. 



123. HyPOXYLON MAGELLAWICLM Speg. (u, Sp.). 



Diag. Perithecia majuscula (1-1,5'" diam.), globoso- 

 depressa, superne convexo-applanata centro ostiolato- 

 papillulata, basi matrici parum infossa, stromate parcis- 

 simo interjuncta, pauci-aggregata, atra, dura, fragilia, 

 glabra, laevissiina ; asci cylindracei, apice obtusissime 

 rotundati v. subtruncati, infcrne lougiuscule attenuato- 

 pedicellati (p. sp. 100-1 10 X 10— stip. 80-130X5 [j.), 

 octospori, paraphysibus filiformibus densis crassis gut- 

 tulatis obvallati; sporae oblique monostichae, elliptico- 

 naviculares(15-17 X 8-9 ix), utrinque acute rotundatae, 

 non v, 1-2-grosse guttulatao, opace fuligineae, strato 

 mucoso hvalino exiguo obovolutae. 



Hab. Ad ligna cariosa mucida Fagi antarcticae in sylvis 

 prope Punta Arenas, Apr. 1882. 



Obs. Species H. semiimmerso Ntsk. peraffinis ; pulvi- 

 nnli saepius 4-7-peritheciigeri sed quandoque (rarissime) 

 perithecia solitaria sparsa etiam occurrunt. 



124. Sphaerella patagomca Speg. (n, sp.). 



Diag. Maculae nullae sed totum folium ex albo griseo- 



