276 



Mycologia 



25. PucciNiA Agropyri Ellis & Ev. I, II, III, 

 Jour. Myc. 7: 131. 1892. 

 On Agropyron Smithii Rydb., (A. occidentalis Scribn.) : 1166, 



11, III, Sept. I, 1908, Beck's Hot Springs, near Salt Lake City. 

 On Clematis ligusticifolia Nutt. : 20 j^, I (=Aecidium Clema- 

 tidis DC.) July 29, 1909, Clear Creek Canyon, western Sevier 

 Co. Prof. C. P. Smith collected this stage on the same host in 

 Cache Co. 



ExsiccATi: Fungi Utah. 152. 



26. PUCCINIA ARNICALIS Pcck, II, III, 



Bot. Gaz. 6: 227. 1881. 

 On Arnica cordifolia Hook. : ^04, II, III. Aug. 17, 1903, 

 north fork Big" Cottonwood Canyon, at about 9,000 feet; 

 II only, July 4, 1905, same locality. On Arnica paniculata A. 

 Nelson: 51J, II, III, Aug. 29, 1905,' Big Cottonwood Canyon 

 near Brighton, 8,700 feet altitude. (In Fungi Utah. 27, the host 

 of this collection was given as A. rhisomata.) On Arnica sub^ 

 plumosa sylvatica (Greene) A. Nelson: pjj, Aug. 17, 1906, Big 

 Cottonwood Canyon, 9,200 feet. Host 1975, determined by A. 

 Nelson. 



The original description says : " Teleutospores intermingled 

 with the stylospores." This is true if the specimens are taken 

 late in the season ; but those collected when the rust first appears 

 will have uredosori only, as shown by Fungi Utah. 26. 



ExsiccATi : Fungi Utah. 2^, 26, 2/; Fungi Columb. 1846. 



27. PucciNiA AsTERis Duby, III, 

 Bot. Gall. 2 : 888. 1830. 

 On leaves of Aster adscendens Lindl. : 22^, June 22, 1903, City 

 Creek Canyon. On leaves of Aster Eatoni (A. Gray) Howell : 

 ^77, Aug. 5, 1904, City Creek Canyon. On leaves of Aster aren- 

 arioides D. C. Eaton : S^y, Aug. 20, 1904, Big Cottonwood Can- 

 yon, altitude about 6,600 feet. On leaves of Machaeranthera 

 canescens (Pursh) A. Gray, {Aster canescens Pursh) : ^59, July 



12, 1904, Red Butte Canyon. 

 ExsiccATi : Fungi Utah. 41, 128, ij^. 



