Garrett: Smuts and Rusts of Utah 



295 



lOO. PUCCINIA SP. 



On Sporoholiis filiformis (Thurb.) Rydb. : g84a, Sept. 29, 1906, 

 Thistle Junction, Utah Co., 5,033 feet. 



loi. PucciNiA Stipae Arth. II, III, 

 Bull. Iowa Agr. Coll. 1884. 160. 

 On Stipa minor (Vasey) Scrib. : 2084, Aug. 26, 1909, near 

 Gogorza, Summit Co. These spores are more nearly round than 

 those of the type. Its aecial stage has been found to be on Aster, 



102. PUCCINIA SP. 



On unknown grass (possibly Holcus lanatus) : 202^, July 17, 

 1909, Emigration Canyon, Salt Lake Co. 



103. PUCCINIA SUBCIRCINATA Ellis & Ev. I, III, 



Jour. Myc. 3 : 56. 1887. 



On Senecio dispar A. Nelson, (vS'. tugens Richards in part) : 

 184, III, May 2, 1903, near Salt Lake City, 4,500 feet; 214, 

 I, June 12, 1903, same locality as 184. On leaves and stems of 

 Senecio crassulus A. Gray: pi/, I, III, Aug. 11, 1906, near 

 Lake Minnie, Little Cottonwood Canyon, 9,000 feet. On leaves 

 and stems of Senecio triangularis Hook. : 2pp, I, III, Aug. 17, 

 Big Cottonwood Canyon, 8,700 feet. 



ExsiccATi : Fungi Utah, ^p, 106. 



104. PucciNiA suBDECORA Syd. & Holw. II, III, 



Ann. Myc. i : 17. 1903. 



On Brickellia grandiflora Nutt. ? {Coleosanthus grandiflorus 

 Kuntze?) : 6y2, June 22, 1905, Mill Creek Canyon, about 7,000 

 feet. Sori on stem beneath the surface of the earth. Very rare. 



105. PUCCINIA SUBNITENS Dictcl, 



Erythea 3 : 81. 1895. 



On Distichlis stricta (Thurb.) Rydb.: 1135, Aug. 18, 1908, 

 Poplar Grove, near Salt Lake City. 



This rust is remarkable in the number of species of host-plants 

 capable of infection by its aecidial spores. Rev. J. M. Bates has 



