480 i fs1 ilaginacese, ( lintractia. 



vel subsphaaricis, 3-6 mm. diam., epidermide velatis deiu apice 

 erumpentibus ; sporis intense rubro-brunneis, sajpe subopaeis, in- 

 terdum lateraliter compressis, oblongo-circularibus, levibus, 11-16 

 ;j.. longis. 



Ilab. in ovariis Rhyncliosporae spec. in Mexico. 



3. Cintractia affinis Peck in Rep. of the State botanist. 1902, p. 28. 1638 



— Soris elongatis continuis 12-48 mm. long., crusta alba velatis, 

 dcin crumpcntibus, subpulverulentis, nigris ; sporis globosis vel 

 subglobosis, minute denseque papillatis, indistincte gelatinoso-hya- 

 lino-tunicatis, nigris, 15-20 ;j. diam. 



Hab. in caulibus vivis Rhynchosporae macrostachy ae 

 Smithtown, Amer. bor. — C. leucodermce, affinis. 



4. Cintractia externa (G-riff.) Clint. in Journ. of Myc. 1902, p. 142. l629 

 Tilletia e.rterna Griffiths in Torr. Bot. Club. 1902, p. 290, f. 12. 



— Soris atris, intra ovaria pulverulentis; sporis in massa ni- 

 gris, forma magnitudineque variabilibus, subgloboso-ellipsoideis v. 

 irrcgularibus vel angulosis, intense fuscis 18-23 « 10-13 vel sub- 

 globosis 17-21 ;j. diam., granulosis; episporio crassiusculo, lcvi, 

 subhyalino, 2-2,5 ;j.. crasso. 



Hab. in ovariis Caricis filifoliae pr. Buffalo, Wyo (Wil- 

 liams et Griffiths), in Montana (F. W. Anderson) in Nebraska 

 (T. A. AVilliams) Amer. bor. 



5. Cintractia axicola (Berk.j Cornu — Syll. VII, p. 480. — var. 1630 

 minor Clint. in Journ. of Mycol. 1902, p. 143. — Soris minoribus; 

 sporis quoque minoribus 10-13 ;j.. long. 



Hab. in paniculis Cyperi Grayii. New York, Amer. bor. 



6. Cintractia Cyperi Clinton, North Amcr. Ustil. in Proceed. Boston 1,;:!1 

 Soc. 1904, p. 400. — Soris in spicularum interiore nidulantibus 

 demuiii totas glumas inficientibus, sed non deformantibus ; sporis 

 rufo-brunneis, plus minus agglutinatis sed facile secedentibus, ob- 

 Jongo-polyhedricis, levibus. sed ob comprcssionem minute atro- 

 lineatis 12-18 ;x. diam. vel usque 22 ;j.. long. 



Ilab. in inflorescentia Cyperi filiculmis, Connecticut Amc- 

 ricae borealis. — Subaffinis Cintractice Montagnei. 



7. Cintractia limitata CJint. North Amer. TJstil. in Proceed. Boston L632 

 Soc. 1904, p. 399. — Soris in spiculis nidulantibus initio inclusis 



et sporis semi-agglutinatis dcmum pulverulcntis et spiculas pur- 

 })ureo-nigro inquinantibus ; sporis vulgo atro-rufo-brunneis, ex 

 ovoideo sphaeroideis subinde leviter polyhedricis, levibus. 9,5-14 ;j.. 

 )ong., contentu saepe cavernoso. 



