296 



Mycologia 



found its aecia on Cleome serfulata, Cheno podium album, RadU 

 cula sinuata, Sophia incisa, and Salsola Tragus. Dr. Arthur's 

 culture work has confirmed these hosts, and added Lepidium 

 apetalum, L. virginicum and Erysimum asperum to the hst, eight 

 species representing three famiHes of plants ! 

 ExsiccATi : Fungi Utah. /dp. 



I06. PUCCINIA SUKSDORFII ElHs & Ev. Ill, 

 Jour. Myc. 7: 130. 1892. 



On Agoseris elata (Nutt.) Greene: looi, June 22, 1907, summit 

 of ridge of Wasatch Mts. near Salt Lake City. 

 ExsiccATi : Fungi Utah. 170. 



107. PUCCINIA SUBSTERILIS Ellis & Ev. II, III, X, 



Bull. Torrey Club 22 : 58. 1895. 

 On Stipa minor (Vasey) Scribn. : ^095, Aug. 26, 1909, near 

 Gogorza, Summit Co. (Parley's Canyon). 



108. PucciNiA Taraxaci Plowright, II, III, 

 British Ured. & Ustilag. 186. 1889. 

 On Taraxacum officinale Weber, (T. taraxacum Karst) : 21 2, 

 II, June 12, 1903, Salt Lake City, 4,450 feet; jjj. III, Oct. 4. 

 1903, same locality as 21^. 



109. PucciNiA Thalictri Chcv. Ill, 

 Fl. Paris i : 417. 1826. 

 On Thalictrum sparsiflorum Turcz. : 818, Aug. 10, 1905, near 

 Lake Solitude, Big Cottonwood Canyon. Host ipy2, determined 

 by Dr. Rydberg. Mr. Holway considers this species to be the 

 same as P. Pulsatillae. Specimens were issued under the latter 

 name in Fungi Utah. uj. 



no. PucciNiA Thlaspeos Schubcrt, III, 

 Fl. Dresden 2 : 254. 1823. 



On Thlaspi glaucum A. Nelson : 681, July 7, 1905, near Silver 

 Lake, Big Cottonwood Canyon, 8,750 feet. On Thlaspi colora- 

 densis Rydb. : y^4, July 3, 1905, near Lake Phoebe, Big Cotton- 

 wood Canyon, 9,475 feet. 



ExsiccATi : Fungi Utah. 142. 



