Pyrenomycetse, Sphseriacese, Phfeosphserella. 169 



strictis, flilute fuscidulis, 18-20^5, clistichis; paraphysibus filifor- 

 mibus 2 ;j.. cr. 



Hah. ad corticem, Rio Grande do Sul Brasiliiu (J. Rick). 



Sect. 5. PlijpoditlyniJF. 



PH/EOSPH/ERELLA Karst. - Syll. IX p. 723. XI p. 312, XVI p. 498, 

 XYII p. 675. 



1. Phaeosphaerella scirpicola Earle, Bull. of the N. York Bot. Gard. 3889 

 (1904) p. 293. — Peritheciis sparsis, epiphylHs, subsuperficialibus, 

 minutis, nigris, membranaceis, 250 a. diam.; ascis ellipsoideis, 40- 



50 *# 18, aparaphysatis ; sporidiis fasciculatis, cylindraceis, medio 

 1-septatis, non constrictis, initio hyalinis, dein brunneis, 30-35 * 4, 

 locuhs 4-guttulatis. 



Hab. in foliis arescendo dealbatis Scirpi sp. pr. Standford 

 University, California (C. F. Bakee). 



2. Phaeosphaereila ? donacicola Speg., An. Mus. Nac. Buenos Aires 3890 

 t. XIX (1909) p. 370. — Matricem totam sordide infuscans; pe- 

 ritheciis minutis epidermide velatis confertis vix papillulato-ostio- 

 latis, ex hemispha^rico lenticuiaribus 150-180 a. diam.; ascis cy- 

 lindraceis aparaphysatis, octosporis 55-60 « 4-5 ; sporidiis rectis v. 

 oblique monostichis elongato-ellipsoideis, 8-10 « 3-3,5, medio se- 

 ptato-constrictulis, pallide fusco-olivaceis, loculis subtequalibus, 1- 

 guttulatis, 



Hab. ad culmos putrescentes Arundinis Donacis, Lezama 

 prope Buenos Aires Rep. Argentina Amer. austr. 



3. Phaeosphaerella alpestris (Friederich) Sacc. et Trott. Spha^rothecium 3891 

 alpestre Friederich, Beitr. zur Anat. d. Silikatflechten Jnaug.- 

 Dissert., Stuttgart (1904) pag. 31. — Mycelio epiphytico effuso e 

 celluhs amplis globosis brunneis formato, copioso et irregulariter 

 ramoso; peritheciis rarioribus, globosis, extus brunneis, contextu 

 tenui; ascis paucis jodi ope immutatis, octosporis; sporidiis elli- 

 psoideis, 1-septatis, non constrictis, brunneis, 10 «7. 



Hah. in thallo Usnete nec non in cortice propinquo Pini 

 Cembrii', Karrcrpass TirolieC. 



4. Phaeosphaerella Senniana Sacc. in Ann. Mycol. XII (1910) p. 337. ^'-^2 

 — Peritheciis plerumque epiphyllis, nunc maculas subcirculares 

 brunneolas occupantibus, nunc leque orbiformiter dispositis sed sine 

 maculis, ssepius circinato-gregariis, punctiformibus perexiguis, 60- 



