Garrett: Smuts and Rusts of Utah 
243 
21. Phragmidium montivagum Arth. 
On Rosa neomexicana : 2180, July 24, 1911, Monticello, San 
Juan Co. On Rosa aciculata (Cockerell) Rydb. : 2166, July 12, 
1911, La Sal Mts., San Juan Co. On Rosa sp. nov. : 2217, III, 
August 8, 1911, Scorup’s pasture, Elk Mts., San Juan Co. 
25. Puccinia Clematidis (DC) Lagerh. ( P . Agropyri 
Ellis & Ev.) 
On Agropyron Palmeri (S. &. S.) Rydb.: 2184, July 2 4, I 9 II » 
Monticello, San Juan Co. These plants were surrounded by an 
abundance of Clematis ligusticifolia heavily infected with the aecia. 
On Agropyron tenerum Vasey : 2204, August 4, 1911, White Can- 
yon, San Juan Co. Again in this collection there was an abun- 
dance of heavily-infected Clematis plants surrounding the 
Agropyron. 
34. Puccinia cinerea Arth. 
On Poa Wheeleri Vasey: 2213, Jack Spring, San Juan Co., 
July 30, 1911. 
35. Puccinia Cirsii Lasch. 
On Carduus pulchellus Greene: 2207, August 8, 1911, White 
Canyon, San Juan Co. On Cirsium oreophilum Rydb. : 2168, 
July 12, 1911, La Sal Mts., San Juan Co. On Carduus oblanceo- 
latus Rydb. : 2168a, July 12, 1911, La Sal Mts., San Juan Co. On 
Cirsium Tracyi Rydb.: 2186, July 24, 1911, Monticello, San Juan 
Co. On Carduus americanus (A. Gray) Greene: 2171, July 15, 
1911, La Sal Mts., San Juan Co. 
42. Puccinia Crepidis-acuminatae Syd. 
On Crepis intermedia A. Gray: 2208, July 31, 1911, Elk Mts. 
near Bears’ Ears. 
44. Puccinia curtipes Howe 
On Saxifraga debilis Engelm. : 2240, August 18, 1911, Abajo 
Mts., San Juan Co. ; alt. about 3,545 m. 
