Pyrenomyceta?, Sphferiacece, Phseodictya?, Pyrenophora. 757 



45. Pleospora poiymorpha Maublanc in Bull. Soc. Myc. de France 2630 

 1903, fasc. 3, p. 291, tab. XV, fig. 1. — Peritheciis aggregatis, 

 longitudinaliter seriatis, nigris, innatis, erumpentibus, basi tenua- 

 to-cuneatis, vix papillatis; ascis clavatis 140-170 « 20-27; para- 

 physibus iiliformibus ; sporidiis oblongis, interdum utrinque at- 

 tenuatis, parte superiore crassiore, 7-septatis, ad septa leniter 

 constrictis, loculis 1-2 longitudinaliter septis divisis, melleis, 32- 



36 * 13-14, mycelio fusco. 



Hab. in paniculis GTynerii argentei, Pornic Gralliae. 



46. Pleospora Sorghi Feltg. Vorst. Pilz. Luxemb. Nachtr. III, 1903, 2631 

 p. 181. — Peritheciis sparsis, innatis, globosis, 150-250 ;j.. diam., 

 breve conico-papillatis; ascis cylindraceis, breve stipitatis, 0-S-spo- 

 ris, 102-142 * 10-13, •filiformi-paraphysatis ; sporidiis monostichis 

 oblongo-ellipsoideis vulgo 5-septato-muriformibus, constrictis, fla- 

 vis, 15-20*7,5-10, episporio levi. 



Hab. in culmis putrescentibus Sorghi, Luxemburg. — Affi- 

 nis Pleosp. microsporce. 



47. Pleospora Farlowiana Rehm, Ann. Mycol. 1904, p. 177.— Pe- 2632 

 ritheciis sparsis, innatis, globosis, glabris, vix papillulatis, atris ca. 

 150 a. diam.; ascis clavatis 80-90*20, octosporis; sporidiis elli- 

 pticis apice superiore subacutatis, inferiore rotundatis, 3-septatis, 

 cellulis mediis rarius et apicalibus semel longitudinaliter divisis, 

 medio interdum subconstrictis, melleis, 20-22 * 10-12, distichis; 

 paraphysibus ramosis. 



Hab. ad Selaginellam rupestrem, "YVhite Fish Lake, 

 Ontario, Amer. bor. (Farlow). — A ceteris Lycopodiorum inco- 

 lis, sporidiis minus septatis minoribusque plane diversa species. 



48. Pleospora filicina Feltg. Vorstud. Pilz. Luxemb. 1903, Nachtr. 2633 

 III, p. 186. — Peritheciis gregariis vel sparsis, cuticula tectis, 

 globoso - depressis vix papillatis, brunneis, 80-150 ;j.. latis; ascis 

 cylindraceis, breve stipitatis 136-150*15-17, octosporis; paraphy- 

 sibus .... non visis; sporidiis monostichis, elliptico-cylindraceis, 

 obtusis, rectis, 3-rarius 5-septato-murif .>rmibus, brunneis 22- 



27 * 10-11. 



Hab. in stipitibus Ptoridis aquilinie, Luxomburg. — A 

 Pleosp. Pteridis bene distincta. 



PYREN0PH0RA Fr. — Syll. II p. 277, IX p. 895, XI p. 344, XIV 



p. 602, XVI p. 549. 

 1. Pyrenophora flavo-fusca Fcltg. Vorst. Pilz. Luxemb. Nachtr. IIT. 



