IdSO Pyrenomycetese, Dothideacese, Phragmosporae, Eurytheca. 



sis ; sporidiis ovoideis, iiiitio 4-guttatis, aogulosis, deiri 4-septatis, 

 medio leniter constrictis, 20-22 =; 7-10, diu liyaiiQis, demum pal- 

 iide bruiiueolis. 



Eab. iu cortice plantarum variarum Puerto-Zamuro, Atures etc, 

 Venezuela^. 



4. Homostegia tlendritica (Cooke) Berl. et Vogl. Add. Sjll. p. 245, Phnl- 4i7i 

 lacfiora de?idri(ica Cooke in Grevillea XIII, p. 65. — Epiphylla, 

 subrotunda, elliptica vel confluens, convexa, atra, nitida, in macu- 



las dendroideas collecta, prnecipue supra nervulos foliorum dispo- 

 sita, inius alba ; cellulis paucis ; ascis clavatis; sporidiis subianceo- 

 latis, medio leniter constrictis, uniseptatis, binucleatis, demum tri- 

 septatis, hyalinis, 20-22 s 5. 



Hab. in foliis coriaceis in Brasilia. 



5. Homostegia Kelseyi Ell. et Ev. Proc. Phil. 1890, p. 248. — Peri- 4i72 

 theciis gregariis vel caespitosis vel 3-6 in stroma iraperfectum gre- 

 gatis, e corticis rimis sfepe transverse seriatis, ovoideis, V^-V^ 

 mm. diam. ; ostiolo conico, interdum imperfecte radiato-sulcato ; 

 ascis cylindraceis, 150-190^8-9, paraphysatis; sporidiis monosti- 

 chis, hyalinis, oblougo-cylindraceis, 3-septatis, rectis, obtusis, 15- 



20 ^ 7-9. 



Hab.in ramis emortuis Ribis rotundifolii, Helena Monta- 

 na Amer, bor. (Rev. F. D, Kelsey). 

 t). Homostegla parasitica (H. Fabre) Rehm. Ascom, n, 894, Bertia 4i73 

 Fabr., Sacc. Sy 11, I, pag, 584. — Loculi haud carbonacei, vertice 

 poro pertusi ; asci fusoidei, apice crasse tunicati, 8-spori, 45-50 ^; 

 12-14, • sporidia ellipsoidea v. oblongo-ellipsoidea, rectiuscula, plu- 

 ri-guttulata, dein 5-septata, dilute brunneola, 15-17:5 6; paraphy- 

 ses filiformes. — Quum sporidia in typo Homostegice sint colora- 

 ta, sectio Roumegueria Sacc. forte genus distinctum constituere 

 meretur. 



EURYTHECA De Seynes, — Sacc. Syll. II. pag. 651 — Genus po- 

 tius inter Phymatosphceriaceas locandum. Cfr. Syll. VIII, p. 846. 



I. Eurytheca? abyssinica Passerini in Martelli Flor. Bog, pag. 145, 4174 

 — Stromatibus superficialibus, oblongis vel globulosis, saepius de- 

 pressis, rugulosis, atris, intus albidis, loculis stipatis, immersis, 

 monoascis, ascis obpiriformibus, membrana apice incrassata. rxito- 

 sporis, 20-22 s 13-16; sporidiis subtristichis vel conglobaiis oli- 

 longo-cuneatis, liyalinis, primo mc^io septatis, dein bi-tliieptatis 

 [lab. in ramls corticatis. Keren Africia? (BE^JXAtu) 



