Sphaerioidese, Hyalosporse, Dothiorella. 237 



incrassatis, atris; ostiolo perforato; nucleo albo, mucoso; cirro 

 albo; basidiis filiformibus, aibis; sporulis elongatis, albis, continuis. 

 Hab. in cortice Betulse, Hoj^erswerda. 



6. Dothiorella populnea Thiim. Pilzfl. Sibir. n. 791. — Peritheciis 1395 

 botryose bi-triaggregatis, sparsis, globulosis, erurapentibus v. ex- 

 sertis, fere liberis, subraagQis, durissimis, nigrescentibus ; sporulis 

 siraplicibus, brevi-cylindraceis, utrinque rotundato-truncatis, enu- 

 cleatis, hyalinis, 3,5 s 1,5, numerosissimis. 



llab. in cortice vetusto Populi Tremulse prope Minussinsk 

 SibiriaB asiaticre. 



7. DothJoreJla populea Sacc. Mich. I. p. 358 (sub Phoma). — Bo- 1396 

 tryosphaerioides ; peritheciis hinc inde aggregatis, innato-erumpen- 

 tibus, globulosis, minutis, nigris, vix papillatis; sporulis obovoideis, 

 10i;7, apice rotundatis, nubilosis, hyalinis, (basidiis nullis visis). 



i/a^. in ramis corticatis Populi fastigiatse prope Alencon 

 in Gallia (C. C. Gillet). 

 •8. Dothiorella excavata (Preuss) Sacc. Sphceroczsla excavata Preuss 1397 

 F. Hoyersw. n. 43. — Pustulis gregariis, minutis, hemisphaericis; 

 peritheciis nigris, pulpa alba; basidiis filiformibus; sporulis mi- 

 nutis, oblongis, utrinque rotundatis, hyalinis, albis. 



Hab. in cortice Kerrise japonicae, Hoyerswerda. 



9. Dothiorella stromatica (Preuss) Sacc, Sphcerocisla stromatica Pr. i398 

 F. Hoyersw. n. 37. — Erumpens ; stromate elato verruciformi, tu- 

 mido, diviso-lobato sive composito, corneo, humido subgelatinoso, 

 intus fusco; partibus apice subrotundis ievibus, subnitidis; peri- 

 theciis ovatis, in apice perioratis; nucleo albido pulposo; cirro 

 albo, expulso ; basidiis continuis, ramosis, longis; sporulis oblongis, 

 minutissimis, albis, 



Hab. ad ramos Pruui Cerasi transversitn insidens, Hoyers- 

 werda. 



10. Dothiorella sorbina Karst Symb. Myc. Fenn. XV. pag. 154, — 1399 

 Peritheciis cortici innatis, erumpentibus, caespitosis, obovoideis vel 

 rotundatis, saepe inaequalibus, vertice subinde depressis, astomis, 

 interdum ostiolo papillato donatis, aterrimis, 0,3 mill. diam.; spo- 

 rulis fusoideo-elongatis, rectis, eguttulatis, hyalinis, 3-5=; 0,3. 



Hab. in cortice ramorum exsiccatorum Sorbi aucupariae 

 prope Vasa in Fennia. 



11. Dothiorella multiplex (Preuss) Sacc. Sphcerocista multiplex Pr. 1400 

 F. Hoyersw. n. 38. — Composita, carnosa, basi stromati connata, 

 supra in ramos subaequales apice tumidos diftusa ; peritheciis ex- 



