484 Ustilaginese, Amerosporiic, Tilletiu. 



sporio exteriori liyalino, circ. 2,5 ;;.. cra^o, areolis irrcgularibus, 

 cerebriformibus. 



][ab. in ovariis D e s c h a m p s i hj c ^e s p i t o s fe, Washington 

 Terr. in America boreali (Scribner). 



10. TJIIetia Rauwenhoffii Fisch. (le Waldh. Apercu p. 50, Polycyslia 

 Holri W^est. iii BiiU. Acad. Belg. ser. XI, u. G, cum icone. — So- 

 ris irregularibus. atris; sporis globosis, 26-30 y.. diam , episporio 

 stratis binis efformato, interiore olivaceo-brunneolo, exteriori 3-4 

 crasso, hyalino, a:-eolis latis hexagonis, vix prominulis reticulato. 



llab. intra ovaria Holci lanati iu Belgio. — Aptius T. llolci 

 (West.) dicenda. 



11. Tilletia Hordei Kr.rn. in Hedw. 1877, p. 30. — Ovaria occupans 

 eaque in massaia oblongam fusco-nigram, membrana inclusam per- 

 mutans; sporis globosis vel ovatis, fuliginoso-fuscis, globosis, 19,5- 

 20.5 y.. diam., aliis 21 ^ 19,5, episporio crassiusculo reticulato. 



llab. intra ovaria Hordei fragilis et murini in Persia. 



12. Tilletia fusca Ell. et Everh. North Amer. Fungi n. 1895 et in l 

 Journ. of Mycology 1887, pag. 55. — Sporis plerumque globosis, 

 19-22 •).. diam. vel subinde subovatis, subelongatis vel irregulari- 

 bus, obscure brunneis, episporio crassiusculo subhexagone reticu- 

 lato, lineolis circ. 1,5 y.. altis. 



Hab. in ovariis Festuca3 microstachyos, Washington Terr. 

 America? borealis (Scribnbr). — k T. decipienle Korn. et 7'. Raa- 

 icenhoffii Fisch. sporarum characteribus satis differre videtur. 



13. Tilletia asperlfolla Ell. et Everh. in Journal of Mycology 1887. i 

 p. 55. — Sporis globosis vel subglobosis, 17-20 y.. diam., dilut- 

 l)runneis, episporio hyalino, circ 2 y.. crasso, areolis subhexagoni-- 

 aut irregularibus. 



Hab. in ovariis S p o r o b o 1 i a s p e r i f o 1 i i, Washington Terri- 

 tory in America boreali (Scribner). — A T. fusca E. et E. et 7'. 

 inoniana E. et E. sporis minoribus differre dicitur. 

 11. Tilletia montana Ell. et Everh. in Journal of Mycology 1887, r. 

 j). 55. — Sporis glol)osis, 19-22 ■/. diam., vel subovatis subelonga- 

 tis, 18-25 y.. episporio e stratis duobus constituto, exteriori hyali- 

 uo, 2,5 [J: crasso, irregulariter reticulato, plasmate leniter coloral< . 



Hab. in ovariis S po rob ol i gracil 1 im i, Washington Terr. in 

 America boreali (Scribnrr). 



I>. Epispuriura leve, verrucosuni, ecliinulatun], num(|uam reticulatuni. 

 C 15. Tilletla strilformis (Westpnd.) Magnus in Wint. Die Pilze p. 108, i: 



