150 University of Calif orni<i Piiblicatimis in Botany [Vol. 7 



234. Puccinia Andropogonis Schw. 0, I, II, III 



Trans. Am. I'hil. Woe, II, vol. 4, p. 295, 1834. 



Aecia on Poistenion Menziesii Hook., Yosemite Valley and Lake 

 Taboo. 



Telia not reported from California, but to be expected on species 

 of Andropogon. 



235. Puccinia Toumeyi Sidow. Ill 

 Saccardo, Sylloge Fung., vol. 16, p. 299, 1902. 



On Penstemon spectabilis Thurber, Mount Lowe. 



236. Puccinia yosemitana Blasdale, sp. nov. I, III 



Aecia usually solitary and widely scattered, cylindrical, about 

 0.2 mm. wide and 2.0 mm. long, orange yellow ; pseudoperidia of thick- 

 walled cells with deeply-colored contents, finally dehiscing by disinte- 

 gration at apex. 



Telia associated with aecia, amphigenous, scattered but occasionally 

 confluent, about 0.5 mm. long, elliptical, black, pulverulent, early 

 naked ; teliospores ellipsoid or oblong, rounded and but slightly thick- 

 ened at apex, barely constricted at septum, smooth, 32-38 by 20-22/jt ; 

 pedicel thick, persistent, often 80/x long. 



On Grilia pungens var. Hookeri Gray, found on trail from Yosemite 

 Valley to top of Yosemite Falls. 



237. Pucciniastrum Galii Fischer 



Ured. d. Schweitz, p. 471, 1904. 

 Uredinia on Galiiim trifloruni Michx. Yosemite Valley. 

 3. Aecedium Trigochinis Diet, and Holway 



It has be^n shown very recently by Bethel that this is one of the 

 many forms representing the aecial stage of Puccinia suhmitens. 



67. Puccinia sejuncta Sydow. 



It is now known that the form referred to under this number is 

 Aeciddum Colunibiense Ell. and Ev. (Erythea, vol. 1, p. 206, 1893). 



