— 53 — 



rectae v. rarius subcurvulae, magnitudine ludentes (12- 

 22 X 5-10 [x = saepius 16-18 X 7-8 [j.), fuligineae. 

 Hab. Ad ramos dejectos putrescentes Genistae species 

 indeterminatae prope Misioneros secus Rio S. Cruz, 

 Jan. 82. 



151. Seliwia AWTARCTicA Speg. (n. sp.). 



Diag. Perithecia solitaria v. hinc inde 3-5 stromate carno- 

 sulo, ceraceo-rubescente plus miniisve evoluto aggre- 

 gata, matrice semimmersa, majuscula, globosa (500-800 

 [xdiam.), sicca rosea, uda aurantiaca, ostiolo crassiu- 

 sculo, papillulato, atro donata, crassiuscuie carnosula, 

 contextu indistincto, aurantio-melleo ; asci obclavati, 

 antice attenuati, ac crassissime tunicati (steriles), api- 

 ceque subtruncato rotundati, postice abrupte in pedi- 

 cello brevissimo, crasso, noduloso contracti (100-135 x 

 25 \x), octospori, aparaphysati ; sporae recte v. oblique 

 distichae, elliptico-limoniformes (25-30 x 12-13 [j.), 

 utrinque acutiusculae ac saepe subapiculatae, laeves, 

 hyalinae. 



Hab. In fimo struthionuin (RioS. Craz), equino et ovino 

 (Gregory ba?/)necnon vaccino (Punta Arenas) vulga- 

 tissima, aut. et hiem. 1882. 



152. Nectria hematochroma Speg. — Fung. Arg. pug. IV, 

 n. 196. 



Hab. Ad corticem putrescentem Salicis Humboldtianae 

 secus Rio Negro, Aug. 1883. 



153. GiBRERELLA PULicARis (Fr.) Sacc. — Svli. Fung. vol. II, 

 p. 552. 



Hab. Ad culmos dejectos putrescentes Zeae Maydis prope 

 Bahia Blanca, Aug. 1886. 



154. MOINTAGNELLA TGRDILLEINSIS Speg. FuUg. Arg. pug. 



IV, n. 189. 



