'n 



Parasitic Fungi of New Jersey 197 



'III. Telia amphigenous, scattered, oval or oblong, 0.5-1 mm. 

 long, often confluent, early naked, pulvinate, chocolate-brown, rup- 

 tured epidermis noticeable; teliosporcs broadly ellipsoid or obovate- 

 ellipsoid, 16-24 by 23-32 [i, slightly narrowed below, usually rounded 

 above; wall cinnamon-brown, 2-3 jx thick, thicker at apex, 4-7 n, 

 smooth ; pedicel hyaline, once to twice length of spore." North 

 American Flora, v. 7, p. 243 (1912). 



1037. Uredospore, 1/12. 1038. Teleutospores, 1/12. 



NiGREDO SEDiTiosA (Kern) Arth. — On Aristida purpurascens. 



"O. Pycnia amphigenous, few, on discolored spots 0.5-4 mm. 

 across, inconspicuous, honey-yellow becoming brownish, subglobose, 

 laterally compressed, 80-100 /x in diameter by 100-112 fi high; osti- 

 olar filaments 46-65 fj, long." 



"I. Aecia amphigenous, gregarious, in crowded or sometimes an- 

 nular groups on discolored spots 0.5-4 mm. across, cupulate or .short 

 cylindrical, 0.2-0.3 mm. in diameter; peridium colorless, the margin 

 erose, erect or somewhat recurved ; peridial cells rhombic in longi- 

 tudinal section, 17-19 by 28-35 fi, the outer wall very thick. 10-13 fx, 

 transversely striate, smooth, the inner wall thinner, 4-5 fi, somewhat 

 striate, moderately verrucosa, seciospores subglobose or broadly ellip- 

 soid, 14-18 by 16-22 /x; wall colorless, rather thin, 1.3 fi, finely verru- 

 cosa." 



"II. Uredinia epiphyllous, scattered, linear or oblong, cinnamon- 

 brown, moderately thick, 2-2.5 /x, very minutely verrucose, appear- 

 ing almost smooth when wet, the pores rather indistinct, 4, equator- 

 ial." 



"HI. Telia epiphyllous, scattered or sometimes crowded and ir- 

 regularly confluent, oblong, or linear, 0.2-0.5 mm. wide by 0.5-1 mm. 

 or more long, early naked, conspicuous, compact, pulvinate, dark 

 chocolate-brown, ruptured epidermis not noticeable, teliospores 

 broadly ellipsoid, or obovoid to nearly globoid, 15-21 by 23-29 fi, 

 rounded or obtuse at both ends ; wall chestnut-brown usually with a 

 slightly paler umbo, about 1.5-2 fx thick, much thicker at apex, 5-10 

 fjL smooth ; pedicel slightly colored, rather stout, once to twice length 

 of spore." North American Flora, v. 7, p. 225 (1912). 



1039. Teleutospores, 1/12. 



NiGREDO SPERM ACOCES (Schw.) Arth. — On Diodia teres. 



"O. Pycnia epiphyllous, few, gregarious, inconspicuous, yellowish, 



