fungí GÜARANITIGJ 



AUCTORE 



cabolo spegazzini 

 (ítalo) 



Pugülus I 



268. Phyllachora graminis (Pers.) Fiict. 

 var. Tupi Speg. 

 Diag. Macalae nullae ; stromata amphigena, minuta, irregulariter 

 elliptica (0,5-1 mllm. long. = 0,2-0,4 lat.) longitudinaliter den- 

 siuscule sparsa, non raro coiifluentia, matrici innata, vix pro- 

 minula, glabra, atra, opaca, subcarbonacea, contextuindistincto; 

 loculi immersi, amphigeni, minuti (100-120 diam.), confertiu- 

 scule constipati, ostiolo vix manifestó donati; asci cylindracei v. 

 cylindraceo-subclavati, antice subtruncati crasseqne tunicati, 

 postice breviter attenuati, grosseque stipitati (60-75x8-12), 

 octospori, paraphysibiis filiformibus, simplicibus, plus minusve 

 densis obvallati ; sporae quandoque distichae quandoque obli- 

 que V. transverso monostichae, ellipticae v. ovatae, utrinque 

 acutiuscnle rotundatae (10-12 x 5-6), primo granuloso-farctae, 

 hyalinae. 

 Hab. Ad folia viva Oplisme?ii, Paspali, Andropogonis specierum 

 quarumdam prope Paraguari, Guarapi et S. Thomas p. ann. 

 1881-82 (sub num. 3555, 3736, 3737). 

 Obs. In forma Paspali sporae videntur strato mucoso tenui obo- 

 volutae. 



269. Phyllachora intermedia Speg. (n. sp.) 



Diag. Maculae nullae v. vix manifestae, pallescentes, indetermi- 

 natae ; stromata foliicola (epi-v. hypo-phylla) v. ramulicula 

 (1-6 mllm. diam.), in foliis bullosa, in ramulis crassiuscule 

 pulvinata, suberumpenti-innata, scrupuloso-tuberculosa, atra, 

 opaca, subcarnosula, contextu indistincto ; loculi irregulariter 



ANAL. SOC. CIENT, ARG. T. XIX 16 



