54 



Mycologia 



ment those obtained from previous cultures in this series or from 

 cultures recorded by other American or European investigators. 



1. PucciNiA Peckii (DeT.) Kellerm., on Carex lanuginosa 

 Michx., collected at Red Cloud, Neb., by Rev. J. M. Bates, was 

 sown May 20 on Onagra biennis and Meriolix serrulata, with no 

 infection on the latter, but with abundant pycnia on the former 

 May 29, and aecia June i.* Similar cultures on Onagra biennis 

 were made from undetermined species of Carex collected by Mr. 

 E. Bethel, at Denver, Colo., and by Dr. J. F. Brenckle, at Kulm. 

 N. D. 



2. PucciNiA ANGUSTATA Pcck, ou Scirpus cyperinus (L.) 

 Kunth, collected at London, Ont., by Mr. J. Dearness, was sown 

 May 25 on Lycopus americamis, giving rise to pycnia first seen 

 June 3, and aecia June 5.^ 



3. PucciNiA Phragmitis (Schum.) Korn., on Phragntites 

 communis Trin., collected at Cowles, Neb., by Rev. J. M. Bates, 

 was sown May 9 on Rumex crispiis, giving rise to abundant 

 pycnia and aecia first observed May 23.^ 



4. PucciNiA ciNEREA Arth., ou Puccincllia airoides (Nutt.) 

 Wats. & Coult., collected at Lewis Station, Colo., by Mr. E. 

 Bethel, was sown May 10 on Oxygr aphis Cymbalaria, giving rise 

 to pycnia May 16, and an abundance of aecia May 20."^ 



5. PucciNiA suBNiTENS Diet., ou DisHcJiHs spicata (L.) 

 Greene, collected at Lewis Station, Colo., by Mr. E. Bethel, was 

 sown May 2, on Sarcobatus vermiculatus, Monolepis Nuttalliana, 

 Cleome spinosa, A triplex hastata, and Chenop odium album, with 

 no infection on the first two, but with numerous pycnia on the 

 others, appearing May 11, 12 and 16, respectively, followed by 

 aecia on the Cleome and Atriplex, on both appearing May 15.^ 



*For previous cultures see Bot. Gaz. 35: 13. 1903; Jour. Myc. 8: 52. 1902; 

 11: 58. 1905; 12: 15. 1906; 13: 195. 1907; Mycol. i: 233. 1909; 2: 222. 1910 ; 

 and 4:15- 1912. 



^For previous cultures see Bot. Gaz. 29: 273. 1900; Jour. Myc. 8: 53. 1902; 

 II : 58. 1905 ; 13 : 196. 1907 ; 14 : 14. i'90'8 ; Mycol. i : 234. 1909 ; and 4:17- 1912. 



^ For previous cultures see Bot. Gaz, 29 : 269. 1900 ; Jour. Myc. 9 : 220. 1903 ; 

 14: 15. 1908; and Mycol. 2: 225. 1910. 



^ For a previous similar culture see Mycol. i : 246. 1909. 



*For previous cultures see Bot. Gaz. 35: 19. 1903; Jour. Myc. 11: 54. 1905; 

 12: 16. 1906; 13: 197. 1907; 14: 15. 1908; Mycol. i: 234. 1909; 2: 225. 1910; 

 and 4 : 18. 19 12. 



