iPyrenomycetese, bothideacese, Phragmosporae, Homostegia. 1049 



ctis, parvulis, 1-1,5 mm. diam., atris, opacis, levibns, paruin pul- 

 vinatis, sparsis vel gregariis et subseriato-subconfluentibus, carbo- 

 naceis, contextu indistincto; locuiis globulosis, dense constipatis, 

 200-250, immersis non prominulis; ascis cylindraceis v. cylin^ira- 

 ceo-fusoideis, apice truncatis, postice attenuato-pedicellatis, 80-100 

 i; 8-9, octosporis, paraphysibus filiformibus, paucis obvallatis ; spo- 

 ridiis oblique mono- vel distichis, subcyiindraceis, utrinque obtu- 

 siiiscule rotundatis, 15-25 s 4-5, leniter inaequilateraiibus vel sub- 

 curvulis, triseptatis, ad septa non constriciis hyalinis. 



Hab. ad ramos dejectos emortuos Chiliotrichi amelloi- 

 dis prope Port Cook in Staten island Fuegiae. 

 2. Darwiniella globulosa (Coolce et IViass.) Sacc. Doihidea globulosa 4167 

 Cooke et Mass. Grev. XVII, pag. 42. — Hypo-epiphylla, globosa, 

 rugulosa, atra, opaca 1-1 Va ^"^- diam., loculis periphericis, glo- 

 bosis, minimis ; o^tiolis obsoletis; ascis clavatis, octosporis, spori- 

 diis inordinatis, oblongis, triseptatis, hyalinis, 25 ^; 7. 

 Hab. in foliis Tasmanise aroraaticae, Tasraania. 



HOMOSTEGIA Fuck. — Sacc. Syll. II, p. 649. 



1. Homostegia Pelvetii (Hepp) Linds. Trans. Roy. Soc. Ed. XXIV, 4i68 

 p. -450, Cooke in Grevillea XIII, p. 66, Celidium Pelvetii Hepp 

 Eur. n. 589. — Ascis clavato-saccatis, 45-12, octosporis; sporidiis 

 ellipticis, uniseptatis, hyalinis v. subluteolis, 11^:6. 



Hab. parasitice in Sticta aurata in Germania et Britaania. 



2. Homostegia Albizziae (Cooke) Berl. et Vogl. Add. Syll. p. 244, Phyl- 4169 

 lachora Albizzice Oooke in Grevillea XIII, p. 65, Dothidea vicen- 



iis var. Albizzice Cooke. — Epiphylla, minuta, convexa, nitida, 

 vix 1 rara. diara.; loculis paucis, 1-4; ascis clavatis, breviter stipi- 

 tatis; sporidiis lanceolatis, raedio constrictis, uniseptatis, binucleatis, 

 demum triseptatis, hyalinis, 25-27^5?. 



Hab. in foliis vivis Albizziae, Natal (J. M. Wood). 



3. Homostegia glomerata (Pat.) Sacc. Plowrighiia glomeraia Pat. 4i7o 

 Bull. Soc. Myc. 1888, p. 117. — Stroniate maculas nigras, irre- 

 gulares, minutissiraas, 0,5-3 mra. diam., nitentes, sparsas vel con- 

 fluentes efformantibus; peritheciis hemisphsericis, nigris, interdura 

 solitariis et tum stromate nigro-marginato cinctis, sa^pius in quaque 

 macula stromatica 2-3-gregariis, apice ostiolatis; ascis cylindra- 

 ceis, supra rotundatis, apice brevissinie abrupte stipitatis; para- 

 physibus copiosissimis, hyalinis, filiformibus, siniplicibus v. ramo- 



