Perisporiacefc, Perisporieae, Dimerosporium. 15 



oblongis, didymis, medio profunde constrictis, utrinque late rotun- 

 datis, cellula inferiori parum angustiori, intense fuscis, 30-33 :i 

 16-17. 



Ilab. fid folia viva Melas to m acear u m speciei cujusdam in 

 l)rasilia, pro[)e S. Francisco (F. Ulr). 



*10. Dimerosporium paurotrichum Sacc. et IJerl. in Rev. Myc. 1885, '•— ' 

 tab. LIV, fig. 2 sub D. oliQolriclio. — Peritheciis paginam supe- 

 riorem foliorum occupantibus, hypliis dendritice ramosis insiden- 

 tibus, radiato-contextis, globoso-depressis, vix '/3 mm. diam., atris, 

 subsparsis; ascis crasse tunicatis, amplis, ovatis, stipite nullo, 50- 

 55-^35, octosporis ; sporidiis inordinate tristichis, ovoideis, unisep- 

 tatis, ad septum constrictis, muco obvolutis, 35 :::: 18, pallidissime 

 luteis. 



Hah. in pagina superiore foliorum nondum emortuorum.... San- 

 tos Bras. — Peritheciis leviusculis, mycelio parco nec maculoso, 

 ascis sporidiisque pauUo minoribus, nec non colore subhyalino nec 

 intense fusco sporidiorum, a 7). Ulei distinguitur. 



■Ml. Dimerosporium venturioides Sacc. et Berl. in Rev. Myc. 1885, r,?no 

 tab. LIV, f. 3. — Peritheciis globosis v. globoso-conicis, astomis, 

 subiculo atro insertis, contextu laxe parenchymatico, ochraceo; 

 ascis minutis, cylindraceo-rotundatis, octosporis, brevissime pedi- 

 cellatis, 40- 15 ^; 7-9, aparaphysatis; sporidiis mono-vel distichis, 

 oblongo-ovoideis, uniseptatis, non constrictis, 10:^3, brunneolis. 

 Hau. \n pagiua sup. C n v I v u 1 a c e ?e cujusdam, Santos Bras. 



— .'\dest iateruiixtum pycuidium : Cha^tophoma venturioidef^: \ie- 

 ritheciis majoribus, atris, globosis, setis erectis, clavatis, a my- 

 celio exorientibus cinctis; sporulis ovoideis, 8^4, bi-guttulatis, 

 pallide luteis. 



'M2. Dimerosporium? tiubiosum Speg. Fung. Guar. Pug. I. n. 170. 02^1 



— Epiphyllum; mycelio foliorum epidermidi arcte adnato ac 

 maculas subdefinitas, ellipticas (longitudinales), parvulas, 1-3- 

 0,5-1 mm., laxe hinc inde gregarias, rarissime cotifluentes efficien- 

 te ; crustaceo-puberulo, alro, compactiusculo, e fibris longiusculis, 

 dense ramoso-intertextis, subgracilibus, 4-5 a. crassis, densiuscule 

 septatis, testaceis composito; peritheciis in maculis dense 8-15- 

 aggregatis, globosis, parvulis, 120-130 y.. diam., atris, astomis (?), 

 pilis brevibus, 20-30 c; 5-8, dense crasseque septatis, apice obtusis 

 ac sa^po incurvis, testaceis vestitis, contextu indistincte spongioso- 

 coriacello, rufo-fuligineo, subopaco ; ascis cylitidraceis, 78-100:^0- 

 7, apice truncato-rotundatis et crassiuscule tunicatis perforatisque, 



