— 228 — 



formes, nervisequentes nigras efficiens; fibrillis tenuis^i- 

 mis, paiicis, subramosis, griseis; sporis ellipsoideis, utrin- 

 que rolundatis, siraplicibus, griseis, saepe uucleatis, 8 mm. 

 long., i mm. crass. 



In foliis eniortuis Biqjïeurï ranunculoidis Lin. 

 in sylvis frondosis humidis pr. Patroschilowo. 9.79. — 



(№ 780.) 



800. Morthiera Thuemenii Cooke in Thüm. Mycoth. uni- 

 vers, no. 895. 



Ad folia viva Grataegi sanguineae Pali. pr. Mi- 

 nussinsk. 8.79.— (№ 1247.) 



801. Leptothyriiim sibiricnm Thüm. nov. spec. — L. pe- 

 ritheciis amphigeuis sed plerumque hypophyllis, sparsis, 

 sine ordiue dispositis, applauatis, orbiculatis, emersis, lae- 

 vibus, submagnis, nigris; sporis numerosissimis, late spa- 

 thulatis vel interdum botuliformibus, utrinque angustato- 

 truncatis, rectis, raro subarcuatis^ episporio crassissimo, 

 laevi, subachrois vel plerumque dilute flavescentibus, 

 20—22 mm. long., 7 — 8 mm. crass. 



In Tragopyri ïanceolati Bibst. (Polygoni frutes- 

 centis Lin.) foliis vivis pr. Minussinsk. 7.77. — (№ 120.) 



802. Phyllosticta Thermopsidis Thüm. nov. spec. — Ph. 

 peritheciis hypophyllis, dense gregariis, sine ordine dis- 

 positis, pro ratione raagnis, hemisphaerico-prominuiis, pri- 

 mo tectis demum liberatis, semiimmcrsis, nitido-atris in 

 macula magna, irregularia, arescendo sordide fusca; spo- 

 ris bacillaribus, utrinque subrotundatis, anucleatis, conti- 

 nuis, rectis, hyalinis, 4—5.3 mm. long., 1.5 — 2 mm. 

 crass. 



In foliis vivis languidisve Thermopsidis lanceola- 

 tac B. Br. in desertis pr. Minussinsk. 8.79. 



