PyrenomycetGce, Sphaeriaceae, Dictyosporse, Pleospora. 893 



5-7-septatis septisque 2-4 longit. uniseriatis divisis, ad septura II 

 vel III leniter constrictis, hyalinis, 25-3i« 10-14; paraphysibus 

 nullis. 



Hab. in pagina superiore foliorum Dr y adis octopetalae ad 

 Skurdalsportea prope Are in Jemtlandia (Grevillius). — Si para- 

 physes absolute desunt, verisimiliter genus novum. 



71. Pleospora guaranitica Speg. Fung. Guar. Pug. I. n. 230, — Pe- sen 

 ritheciis globulosis, minutissirais, 70-90 ;/. diara., primo epidermide 

 tectis, dein erumpenti-subsuperficialibus, sparsis, atris, glabris, le« 

 vibus, tenui-membrauaceis, coutextu crasse parenchymatico-cellu- 

 loso, olivaceo-fusco; ascis cyiiadraceo-clavatis, 60-80:^25-30, 2-3 



ia quoque psrithecio, tenui-tunicatis, antice obtusissirae latissime- 

 que rotundatis, postice brevissime noduloseque stipitatis, apara- 

 physatis, 8-sporis; sporidiis ellipticis, 25-35 s; 12-14, rectis vel vix 

 ioaequilateralibus, primo crasse rauco vestitis dein nudis, septis 5 

 transversis, ad mediura tantum constrictis, l-2-(rarissime v. 3-) 

 longitudinalibus donatis, utrinque acutiuscuiis, hyalinis, loculis 3 

 superis crassioribus. 



Hab^ ad folia eraortua, exsiccata, adhuc pendula Legumino- 

 sa3 herbacese cujusdam, Paraguay Bras. 



72. Pieospora sphaerenoidea Speg. F. Fueg. n. 247. — Maculis am- 3«i8 

 phigenis, indeterminatis, superne canescentibus, inferne pallide ro- 

 seo-aurantiis; neritheciis immersis, laxe gregariis v. subseriatis, 

 atris, glabris, globulosis, 170-200 a, diam., coriacellis; contextu 

 indistincto, opaco, ostiolo vix papiliulato epidermidem perforante 



sed non exserto donatis ; ascis cyliudraceis v. cyiindraceo subobo- 

 vatis, 50-60 =; 12-14, antice late rotundatis, crasse tunicatis, I-fo- 

 veolatis, postice abruptiuscule cuneato-pedicellatis, 8-sporis, apara- 

 physatis; sporidiis distichis, obovato-subfusoideis, utrinque obtuse 

 acutatis, 13-15=^4-5, 5-septatis, loculis 1- v. ssepius 2 centralibus, 

 septo altero verticali divisis (rarissime deficiente), hyalinis. 



Hab. ad folia vaginasque Po<e Forsteri pr. Port Cook in Sta- 

 ten island Fuegife. — Species ob maculas pulchras, carneo-auran- 

 tias, superficiem internam vaginarum latiuscule ambientes distin- 

 ctissiraa. 



73. Pleospora maritima Bomm. Rouss. Sacc. nov. sp. — Peritheciis 3619 

 subglobosis, 60-100 y.. diam., nigris, glabris, subcutaneis, poro aper- 



tis; ascis oblongis, sessilibus, 54-60 *# 15-18, octosporis; paraphy- 

 sibus copiosissimis, tiliformibus, simplicibus ascos aequantibus; spo- 

 ridiis oblongo-fusoideis, distichis, subinde subtristichis, 5-septatis, 



