92 ANALES DE LA SOCIEDAD CIENTÍFICA ARGENTINA 



attenuatae, rotundato-acutatae, abruptinsculae e latere incnr- 

 vatae (40-42x 10-11), pergrosse 1-guttiilatae, hyalinae. 

 Hab. Ad cnlmos dejectos pntrescentes Bambusaceae cwiusáam in 

 sylvis prope Carapeguáj 24 Jiil. 1883 (siibniím. 3823). 



259. Phyllachora ampiiigena Speg. (n. sp.) 



Diag. Maculae niillae v. vix maiüfestae (2-10 mllm. diam.) pal- 

 lescentes v. fuscescentes indeterminatae, epiphyllae v. rarius 

 amphigenae ; stromata minntula, e globoso lenticnlaria (150- 

 200 diam,), densiuscule gregaria, suborbiciilariter in maculis 

 disposita, in matrice utrinque prominula, laevia, glabra, atra, 

 nitentia, coriaceo-snbcarbonacea, opaca, contextii indistincto; 

 loculi solitari v. rarius bini in quoque stromate, ostiolo latin- 

 sciile hyante, epipbylliim spectante donati ; asci subclavati v. 

 obclavatuli, antice rotundati v. siibtnmcatuli^ postice brevis- 

 sime crasseque pedicellati (50-60x12-16), siibcrassiuscule 

 tunicati, octospori, paraphysibns raris, íiliformibus, guttnlatis 

 obvallati; sporae distichae v. siibtristichae, ellipticae, utrinque 

 obtusatae (16-19x6-8), inaequilaterales v. subcymbaeformes, 

 non V. grosse 1-guttulatae, hyalinae. 



Hab. Ad foliaviva Bignoniae species cujusdam in dumetis prope 

 Guarapi et Paragnarí per ann. 1881-83 (sub num. 2719-3852). 



260. Phyllachora Balainsae Speg. (n. sp.) 



Diag. Maculae majusculae (5-^0 mllm. diam.) expallentes, saepe 

 ■confluentes, indeterminatae ; stromata matrici innata párvula, 

 globulosa (120-250 diam.), in maculis irregulariter suborbi- 

 culatim disposita, densiuscule aggregata, non v. rarius 2-3- 

 confluentia, utrinque prominulo-exerta, snperne subpapillulata, 

 laevia, glabra, atra, nitentia, coriaceo-carbonacea, opaca, con- 

 textu indistincto ; loculi solitarii in quoque stromate, núcleo 

 albo-farcti, ad epiphyllum ostiolo minuto non v. vix prominulo 

 donati; asci cylindracei v. obclavato-cylindracei (rarissime 

 saccato-clavati (50x14) cum sporis transverso distichis), 

 antice obtuse rotundati, postice breviter crasseque pedicellati 

 (55-60x10-12), octospori, parapbysibus filiformibus, guttu- 

 latis densiuscule obvallati; sporae transverso rarius oblique 

 monosticbae, ellipticae, utrinque obtusissime rotundatae 

 (8-10x6-7), episporio tenui, protoplasmate saepe granuloso 

 donatae, non v, 1-3 guttulatae, kjfalinae. 



