424 £)euteromycct?e, Loptostromrit.ncoa', Hyalos])()r:v, Melasmin. 



280 « 50-65, nigris, astomis; sporulis hyaliuis, subglobosis v. paullo 

 angulatis 3-4 «2,5-3; basidiis tenerrimis, doorsum fascescentibus. 

 sursum hyalinis, 12 \x. longis suifultis. • 



Ilab. in foliis Quercus rubrai, Bussum Hollandine. 



24. Leptothyrlum pamparum Speg. Mycet. argent. ser. II, 1902, p. 82. '^''••^ 

 — Maculis uullis; pycnidiis dimidiatis, hypophyllis, elHpticis vel 

 lineari-ellipticis 3-4 mm. long. 1,5-3 mm. lat., ssepe confiuendo 

 totam fere matricem obtegentibus, tenuissimis et matrici adnatis, 

 rimulis longiuscuhs subparallehs dehiscentibus; contextu paren- 

 chymatico tenui non radiante atro, sporulis nuraerosis eilipticis ova 

 tis V. subbotuUformibus, 5-6 « 1 ,5-2, apicibus obtusis v. subacutiu- 

 sculis, levibus, hyalinis. 



Ilab. ad folia viva Panici Urvilleani, in Estacion Wa- 

 shington Argontina'. 



25. Leptothyrium Blechni Oud. Boih. Bot. Centr. 1902, pag. 10. - 4864 

 Pycnidiis sparsis, epiphyliis, circularibus, maxime 1 mm. diam., 

 nigris, planis, opacis astomis, cuni opidermide siccata dilabentibus, 

 sub vitro dilutissime fuligineo-violaceis, circuito sinuosis, obsoleto 

 radiato-contextis ; sporulis exiguis, bacillaribus, rectis, continuis 

 hyalinis, 2-3 * 0,7-0,8. 



Ilab. in foliis Blechni, Nunspeet HoIIandije. 



26. Leptothyrium scirpinum (Fries) Bubak. ct Kab., Hedw. 1905, 

 XLIV, p. 356. — Ita vocandum Leptostroina scirpinum Fr. — 

 Syll. III, pag. 644. — Pycnidia scutata, firma, dcin secedentia, 

 paronchymatica; sporulse 2-4 « 1-2, cylindracoa; basidia 10-20 =>* 2- 

 2,5. Adde locum in Scirpo lacustri in Bohemia. 



TRACYLLA Sacc. — Syll. XI, p. 554 ut sub genus (Etym. a cl. S. 

 M. Tracy botanico americano). — A Leptothyrio difiPort spornlis 

 utrinquo setula ornatis. 



1. Tracylla Spartinae (Peck) FI. Tassi in BuII. Lab. Orto Bot. Siona 

 1904, p. 62. Leptothjirium Spartin(U Peck. — Syll. XI, p. 554. 



2. Tracylla aristata (Cooke) Fl. Tassi I. c. Leptothyr. aristatum Cooko 



— Syll. X p. 413. 



MELASMIA Lov. — Syll. III p. 637, X p. 419, XI p. 555, XIV 



p. 994, XVI p. 989. 

 1. Melasmia juruana P. Honn. Fungi Amaz III, 1904, p. 389 (Hedw.). 48G5 



— Stromatibus epiphyllis, gregariis, innato-erumpentibus, rotun- 



