— 148 — 



C}liiidraccac utrinque plus ininusve acutato-rotundatae 

 (4-G X 1,5-2,5 'x eguttulatae hyalinae. 

 Hab. In foliis dcjectis Rlbls miuiellanicae in Plcton 

 island, Maj. 1882. 



372. Phyllosticta luius Speg. (n. sp.) 



Diag. Maculae ampliigeiiac irrcgulariter rotundatae par- 

 vulae (2-5'" diaiii. ) detcrniinatae sordide rufescen- 

 tes ; peritliecia cpiphjlhi, laxissinie gregaria pauca 

 innato-prominula globoso-conoidca (80-90 ;;. ) atra 

 tenui membranacea, ostiolo minutissimo impresso per- 

 tusa, contextu niajusculc parenchjmatico donata ; spo- 

 rulae clliptico-subglobosac, utrinque obtusae (3-4,5 X 

 2-2,5 [j.), cguttulatae, hyalinae. 



Ilab. Ad folia hinguida Ribis magellanicae iu Staten 

 island et prope Ushuvaia, Mart. et 3Iaj. 1882. 



373. Ph\llosticta nosTHKOvrAE Speg. (n. sp.) 



Diag. 31aculae nuUae v. apicales pallescentes ; perithe- 

 cia laxissimc gregaria immersa cjiidermide velata e 

 lenticulari giobosa (80-90 ;j.) atra glabra mcmbranaceo- 

 coriacclla, ostiolo impresso minutissimo, contextu den- 

 siuscule parencliymatico parum distincto fusco-atro 

 donata ; sporulae cylindraceac v. subfusoideae utrinque 

 acutiuscule rotundatae (3-4 X 0,8 ;x), rcctae v. cur- 

 vulae, cguttulatac, hyalinae. 



Ilab. In cuhnis huiguidis Rosthkoviae grandiflorae iu 

 Staten island, Marl. 1882. 



374. Phyllosticta violae Dcsm. — Sacc, Syll. III, p. 38. 

 Diag. \n foliis languidis Violae magellanicae prope 



Port Cook in Staten island, Febr. 1882. 

 Obs. Maculae orbiculares amphigcnae, centro albae zona 

 sordide fuscescente cinctac, parvulae (2-5'" diam.) ; pe- 

 rithccia laxe gregaria Icnticularia (80-100 '7,) iinmersa 



