250 
Mycologia 
164.* Puccinia Grindeliae Peck Bot. Gaz. 4: 127. 1879 
On Chrysopsis Bakeri Greene: 2223, August 9, 1911, Dry 
Wash, San Juan Co.; alt. about 1,818 m. 
165.* Puccinia Grossulariae (Schum.) Lagerh. Ill, Ured. 
Herb. Fr. 60: 1895 
On Car ex sp. : 2221, Aug. 8, 1911, near Kaigalia pasture, Elk 
Mts., San Juan Co. 
166.* Puccinia Koeleriae Arth. Mycologia 1 : 247. 1909 
On Koeleria gracilis Pers. : 2231, Aug. 14, 1911, Montezuma 
Canyon near Monticello, San Juan Co., alt. about 2,076 m. In 
the original description of this rust, Berbcris aquifolius is given 
as the host of its aecial stage. 
167. * Puccinia Muhlenbergiae A. & H. Bull. Lab. Nat. Hist. 
State Univ. Iowa 5: 317. 1902 
On Muhlenbergia gracilis H.B.K. : 2228, August 11, 1911, head 
Dry Wash, near Abajo Mts., San Juan Co. On Muhlenbergia 
Richardsonii (Trin.) Rydb. : 2232, August 14, 1911, Montezuma 
Canyon near Monticello, San Juan Co., alt. about 2,076 m. The 
aecium of this species is said to be found on Callirrhoe involu- 
crata (Muhlenbergia, Jan. 1912, page 31). 
168. * Puccinia obliterata Arth. I, Mycologia 1 : 250. 1909 
On Aquilegia caerulea James: 2160, July 11, 1911, head of 
Gold Basin, La Sal Mts., San Juan Co., alt. about 3,242 m. (In 
the original description of this rust, Agropyron biflorum and A. 
caninum are given as the hosts for the telial stage.) 
169. * Puccinia Pentstemontis Peck, I, II, III, Bull. Torrey 
Bot. Club 12: 35. 1885 
“ On Pentstemon confertus var. caeruleo-purpurens Gray ” (= 
P. procerus Dough) Collected by Marcus E. Jones, at Panguitch 
Lake, 2,520 m. alt. 
