20 BULLETIN" 247,, U. S. DEPARTMENT OF AGEICITLTUEE. 



LITERATURE CITED. 



(1) Arthur, J. C, and Kern, F. D. 



1906. North. American species of Peridermium. In Bui. Torrey Bot. 

 Club, v. 33, no. 8, p. 403-438. 

 (2) — 



1913. The rediscovery of Peridermium pyriforme Peck. In Science, 



n. s. v. 38, no. 974, p. 311-312. 



(3) 



1914. North American species of Peridermium on pine. In Mycologia, 



v. 6, no. 3, p. 109-138. 



(4) Britton, N. L. 



1889. Catalogue of plants found in New Jersey. In Geol. Surv. N. J. 

 Final Rpt., v. 2, pt. 1, p. 27-642. 



(5) Hedgcock, G. G. 



1913. Notes on some western Uredinese which attack forest trees. II. 

 In Phytopathology, v. 3, no. 1, p. 15-17. 



(6) . and Long, W. H. 



1913. An undescribed species of Peridermium from Colorado. In Phyto- 



pathology, v. 3, no. 4, p. 251-252. 



(7) 



1914. Identity of Peridermium fusiforme with Peridermium cerebrum. 



In Jour. Agr. Research, v. 2, no. 3, p. 247-249, pi. 11. 



(8) 



1914. The Alternate Stage of Peridermium Pyriforme. 3 p. Washington, 

 D. C. Privately printed. 

 (9) Orton, C. R., and Adams, J. F. 



1914. Notes on Peridermium from Pennsylvania. In Phytopa thology, 

 v. 4, no. 1, p. 23-26, pi. 3. 



(10) Peck, C. H. 



1875. New fungi from New Jersey. In Bui. Torrey Bot. Club, v. 6, no. 2, 

 p. 13-14. 



(11) Spaulding, Perley. 



1911. The blister rust of white pine. IT. S. Dept. Agr., Bureau of Plant 

 Industry Bui. 206, 88 p., 5 fig., 2 pi. (1 col.). 



(12) Tubeuf, Carl von. 



1914. Bekampfung der Ribes-bewohnenden Generation des TVeymouths- 

 kiefernblasenrostes. In Naturw. Ztschr. Forst- u. Landw., 

 Jahrg. 12, Heft 3, p. 137-139. 



WASHINGTON : GOVERNMENT PRINTING OFFICE : 1915 



