128 



2. Physalospora Wildemaniana Sacc. sp. nov., 

 tab. III, fig. 2. — Peritheciis hypophyllis, hinc inde dense 

 gregariis, epidermide tectis, globoso-lenticularibus, 0,3 

 mm. diam., nigris, ostiolo impresso pertusis, dein con- 

 cavis, contextus cellulis amplis sinuosis subradiatim dispo- 

 sitis; ascis tereti-fusoideis, 50-60 = 8-9, subsessilibus, 

 apice obtusulis, octosporis ; paraphysibus flexuosis, paucis 

 evanidis; sporidiis oblique monostichis v. distichis, brève 

 fusoideis, utrinque acutulis, subrectis, 15-1 G = 5, 

 hyalinis. 



Hab. in foliis emortuis Orchidearum epipbylarum in 

 Brasilia. Affinis Ph. fallaciosae aliisque sed satis distincta 

 videtur. — Cl. Doct. E. De VVildeman, qui fungillos 

 bénévole misit, merito dicata species. 



3. Nectria (Eu-Neclria) phyllogena Sacc. sp. nov., 

 tab. III, fig. 3. — Acervulis amphigenis,sed saepius epiphyl- 

 lis, erumpenti-superficialibus, sparsis, stromate pulvinato 

 rubenti-ochraceo fultis, 1,5 mm. diam.; peritheciis 8-15 

 in quoque stromate, globulosis, brève papillatis, 0,2 mm. 

 diam., demum leniter collabentibus, levibus, hyphis 

 conidiophoris conspersis, dein glabris lateritio-rubellis; 

 contextu laxe celluloso, molliuscuIo,rubenti; ascis tereti- 

 fusoideis, subsessilibus, 50-65 = 8, aparaphysatis apice 

 rolundatis, lumineque 2-foveoIato; sporidiis oblique 

 monostichis octonis, sed saepius paucioribus, elliptico- 

 oblongis, lenuiter 1-septatis, haud v. vix constrictis 

 12 = 5, hyalinis. 



Hab. in foliis putrescentibus Monocotyledoneae cujus- 

 dam (Orchideae ?) in Brasilia. Socium adest, et verisimil- 

 lime metageneticum, Verticillium compactiusculum Sacc. 

 var. phyllogenum : caespitulis candidis nunc sparsis, nunc 



