Pyrenomycetete, Sphseriacepe, Phfeophragmise, Leptosphaeria. 787 



Lusitaniai. — Diflert a proxinia L. clioensi praecipue peritheciis 

 rainorifaus, ascis elongatis, spoiidiis duplo. latioribus, sublanceolatis. 



106. Leptosphceria rivuiaris Bomm. Rouss. Sacc. sp. nov. — Peritheciis 3211 

 inuato-erumpeutibus, subcutaueis, spha:;ricis, atris, 250-270 ^.. d., 

 pertusis, hyphis, bruuneis, repentibus basi cinctis; ascis clavato- 

 obiougis, subsessilibus, 69 cj 15-18 v. clavatis, 00«; 12-15, octospo- 



ris , paraphysatis ; sporidiis distichis, chlorino-flavidis , fusoideis 

 curvulis, utrinque obtusis 3-septatis, medio leniter constrictis, 24- 

 25 =; 7-8, iocuio submedio leviter iDflalo. 



llab. m caulibus Aiismatis Piantaginis, Remouchamps 

 Belgii. 



107. Leptosphceria sabalicola Elliset Martiu Amer. Nat. 1S82. p. 810. 3212 

 — Gregaria vel sparsa; peritheciis coriaceis, solidiusculis, ^3 mm. 

 diam,, epiderraide conico-tumidula et circum circa ialuscata tectis; 

 ascis clavato-cylihdraceis, 57 ^ 8; sporidiis distichis oblongis, 3-se- 

 ptatis, 11=; 3,5, tuligineis. 



Hab. in petiolis Sabal serrulataj, Green Cove Springs, FIo- 

 rida Americse bor. (Doct. Martin). An Ciypeosphierm'? 



108. Leptosphaeria Magnusiatia Berl. et Sacc. Add. Syll. p. 414. — Pe- 3213 

 ritheciis sparsis, minutis, 100-130 a. diam., globosis, vix papiUatis, 

 epidermide riein ostiolo perforata tectis; ascis cylindraceis, basi ab- 

 rupte breviterque stipitatis, saepe curvis, crassiuscule tunicatis, apice 

 subrotundatis, paraphysibus filiformibus, subtnde pseudo-septulatis, 

 longioribus cinctis, 70 c; 18, octosporis ; sporidiis irregnlariter disti- 

 chis vel sursum basique monostichis, oblongiis vel subcylindraceis, 

 utrinque rotundatis, demum triseptatis, ioculo secundo crassiore. 



f usco-f uligi ueis, 1 8-20 w 6. 



IJab. in foliis exsiccatis C h a m ae r o p i s h u m i 1 i s in insula 

 Sicilia, socia Sphc^ropside dothideoide. — Affinis L. TriLici, a qua 

 loculo secundo paullo iuflato et ascis multo majoribus diflert. et L. 

 eicBOsporce, a qua sporidiis conspicue crassioribus recedit, ab utro- 

 que insuper matrice. 



109. Leptosphaeria microscopica Karst. — Sacc. Syll. II, pag; 59, 3214 

 var. Calami Karst. iu Hedw. 1883, n. 12, p. 2, Kev. atque Synop. 

 Ascom. fenn. p. 52. — Peritheciis laxe gregariis, subcutaaeis, sphaj- 

 roideis, raro oblongatis, subastomis, glabris, atris, 1 mm. lat. : ascis 

 elongato-clavatis, obtusis, 66-80^:12-15; sporidiis octonis, di-vel 

 subtrisiichis, elongaio-fusoideis, rectis vol leviter curvulis 3-septa- 



tis, eguttulatis, locuio subultimo subinde leviter crassiore, dilute 

 flavis, 20-24::; 6; paraphysibus obsoletis. 



