81 



10 X 4 i3 Mycologia 



sown on Boehmeria cylindrica, Uvularia grandiflora, Myrica ceri- 

 fera, Lysimachia quadrifolia, Thalictrum polygamum, and Laci- 

 niaria spicata, with no infection. Similar material from Colorado, 

 Nebraska, Delaware and North Carolina was sown in previous 

 seasons on thirty five other species of hosts.* 



8. Puccinia Schedonnardi K. & S., on Schedonnardus panic- 

 ulatus (Nutt.) Trel., collected by Mr. E. Bethel, at Westminster, 

 Colo., was sown on Delphinium formosum, Xanthoxylum ameri- 

 canum, Symphoricarpos pauciflorus, Hydro phyllum virginicum, 

 H. capitatum, Onosmodium occidcntalc, Petalostcmon purpureus, 

 Amorpha nana, Boltonia asteroides, Grindclia squarrosa, Rud- 

 beckia triloba, Laciniavia punctata, Solidago rigida, and Arnica 

 sp., with no infection. This collection possessed clean and well 

 developed sori, and gave strong germination. Similar material 

 in former years was sown on fifteen other species of hosts. 6 



g. Puccinia virgata Ellis & Ev., on Chrysopogon avenaceus 

 (Michx.) Benth., collected by Mr. W. H. Long at El Reno, Okla., 

 was sown on Dirca palustris, Xanthoxylum americanum, Boeh- 

 meria cylindrica, Apios Apios, Petalostcmon purpureus, and 

 Mimulus ringens, with no infection. Similar material from 

 Nebraska and North Carolina was sown in previous years on nine 

 other species of hosts. 6 



io. Puccinia tost a Arth., on Sporobolus asperifolius Nees & 

 Meyen, collected by Dr. J. F. Brenckle at Kulm, N. D., was sown 

 on Lcpargyraca canadensis, Dirca palustris, Symphoricarpos 

 racemosus, Apocynum cannabinuni, Delphinium formosum, Pole- 

 monium reptans, Laciniaria punctata, Aster pamculatus, and 

 Arnica sp., with no infection. 



Another collection on same host, made by Mr. E. Bethel at 

 Denver, Colo., was sown on Symphoricarpos racemosus, Lepar- 

 gyraea canadensis, Phacelia heterophylla, Hydrophyllum virgini- 

 cum, Lithospermum cancscens, Amorpha fruticosa, Arabis Hol- 

 bocllii, and Sidalcea oregana, with no infection. Similar material 

 was sown in previous years on ten other species of hosts. 7 



* See Jour. Myc. 14: 10. 1908; Mycol. 1: 231. 1909; 2: 220. 1910. 

 8 See Bot. Gaz. 35: 11. 1903; Jour. Myc. 13: 192. 1907; 14: 11. 1908; and 

 Mycol. 1 : 231. 1909. 



6 See Jour. Myc. 14: 10. 1908; and Mycol. 2: 219. 1910. 



7 See Jour. Myc. 10: 10. 1904; and 12: 12. 1906. 



