1042 Pyrenomycetese, Dothideacese, Hyalodidymas, Plowrightia. 



ris; sporidiis iiioi-cliuate distichis vel oblique iDonostichis, elliitsoi- 

 deis, prope imam basim (spurie?) uniseptat is, 15^10, hyalinis. 



Hab. in pagiua inf. foliorum Hignoniae Santos in Brasi- 



lia. — ]n pagina superiore foliorum fungillu s maculas nigrescenti- 

 griseas Gflficit. 



3. Plowrightia phyliogena Harkness Fungi Pac. Coast. p. 156, — Hy- 4144 

 pophylla, inycelio dense insidens; peritheciis discretis, minutis, ni- 

 gris, rugosis, depressis ; paraphysibufi delicatis ; ascis cyiindraceis, 

 120:; 16, 8-sporis; sporidiis ovato-oblougis, hyaiinis, prope basim 

 septatis, 16 ^ 8. 



Hab. in foliorum pag. inf., quam obducit, Amelanch ier i s 

 alnifolias, Sierra Nevada Califoruia?. 



4. Plowrightia staphyiina Ell. et Ev. Proc. Phil. 1890, pag. 248. — 4i45 

 Peritheciis in ca?spitu!os circ. 1 mm. diam., plerumque per cm. 

 plura senato-confiueutes gregariis, e corticis rimis erurapeutibus, 

 subpromiuulis, nigris, ovoideis vel ubovatis, 150-200 a. lat., deor- 

 sum substipitato-angustatis, ostiolo conico, papilliformi, mox late 



et subinde irregulariter perforato; ascis clavato-cylindraceis, sub- 

 .sessilibus, 60-65 :; 8, paraphysatis ; sporidiis plerumque 2-stichis, 

 oblongis V. clavato-oblorigis, hyaJinis, l~septatis, leniter constrictis, 

 12-15=? 4-5, utrinque obtusis. 



Hab. in cortice Staphyleae tiifolias, Loudon, Canada Amer. 

 bor, (Dearness). 



5. Plowrightia virgultorum (Fr.) Sacc. Syil. II, pag. 636. — Var. 4i46 

 nana Karst. Hedw. 1890, p. 178. — Stroinatibus innato-eruaipen- 

 tibus, oblongatis v. elongatis, ostiolis spha^riiformibus, sphseroideis 



V. sphseroideo-depressis pertusis, atris, nitidis, majusculis donatis ; 

 ascis cylindraceo-clavatis, apice obtui-e rotundatis, basi breviter 

 attenuato-stipitatis, 45-50^14-15; spondiis octouis, distichis, ovoi- 

 deis, prope imam basim 1-septatis, ad septam constnctis, hyalinis, 

 12-14::; 7; paraphysibus nuUis. 



Hab. in ramis adhuc vivis Betulas naaae prope Mustiala 

 Fenniae. 



6. Plowrightia Symphoricarpi \i\\. et Ev. Proc. Phil. 1890, p. 249. 4147 

 — Stromatibus couvexis, ligno peiietrafitibus, linea nigra non cir- 

 cumscriptis, bruiineolo-nigris, iutus albidis, 1,5-2 mra. diam., raro 

 nuliis; peritheciis 1015 in quoque stromate, '/3 mm diam., supra 

 prominulis et liberis; ostiolis obtuse couicis, sublevibus v. indistin- 



cte radiato-sulcatis ; ascis ciavato-cyliudraceis, subsessilibus, 75- 

 80wl2, paraphysatis; sporidiis inouostichis v. supra distichis, ovci- 



