378 U^tilaginneeae, Tuburcinia. 



Hdb. ad spiculas Panici spec. pr. Montevirieo Uraguay (Ahe- 

 char.^leta). • 



3. Tolyposporium AnthistiriaB Cobb in Agric. Gaz. New Soutli Wales 

 1892, p. lOOG, cum ic,, Syll. XIV, p. 426, Tohiposporium Anthi- 

 stiri^e P. Heiin. Hedw. 1898, pag. 283. — Soris in spicis easque 

 destruentibus, cylindraceis, 2-5 cm. lougis, epidermide deiti lacerata 

 ilavescente tectis ; glomerulis oblongis vel subglobosis, aterrirais, 

 70-100 u.. diam. ; sporis subglobosis v. ellipsoideis, primo hyalini.s, 

 dein cinnaraomeis v. atris, 9-14 «8-12, episporio minute verruco- 

 so-punctulato, 1 \i.. cras.so, 



Hab. in spicis An thistiritt? spec. in Africa centr. (Schwetk- 

 FURTp) et Australia (Cobb). — Sec. Cobb loc. cit. massas sporarum 

 40-150 u. diam., cellulai singulse 8-14 p.. diam. ; sporidiola oblonga, 

 8-10 \).. longa. Ergo species homonvma posterior cl. Henning.sii 

 eadem videtur. 



DOASSANSIA Cornu — Syll. VII p. 502, IX p. 288, XI pag. 235, 

 XIV pag. 427. 



1. Doassansia ZizaniaB Davis Bot. Gaz. XXVI 1898. p. 363. — Soris 

 globosis usque ellipsoideis, nigris, magnitudine ludentibus, ca. 200 

 fx. diara., interdum binis v. trinis coalescentibus ideoque majoribus, 

 raaculas nullas efFormantibus ; sporis globotiis usque polyhedricis, 

 confertis, fuscis, tenue tunicatis, 6-10 /;.. diam., tegumento com- 

 muui e celiulis. plus minusve irregulariter globosis, crasse tunica- 

 tis, obscure brunneis, subopacic!, ca. 6 p. diam.. eiformato incarce- 

 ratis. 



Hah. \n culmis Zizaniie aquaticoe, Racine et Kenosha, 

 Wisconsin Amer, bor. — Pars sori centralis pseudoparenchyma- 

 tica formata est ex cellulis sporas pauHuro excedentibus. 



TRACYA S,yd. Hedw. 1901, p. (2) (Etym. a cl, mycologo S. M. Tracy 

 americano). — Ita vocandum genus Cornuella Setch. (1892), cfr. 

 Sacc. Syll. XI, p. 236, nam exstat genus Cornuella Pierre intar 

 Sapotaceas, prius (1891) conditum. 



1. Tracya Lemnae (Setch.) Syd. 1. c. 



TUBURCINIA Fr. — Syll. VII. p. 507 



1. Tuburcinia ClintoniaB Kom. Fg. Ro.ssiae exsicc. n. 260 (1899). — 

 Soris explanatig, late extensis, amphigenis, sed plerumque epiphyl- 

 lis, atris, 1-6 mm, latis, epid^rmide tectis, maculas orbiculares pal- 



