CATALOGUE OF SPECIES. 231 



CHARACE.E3. 1 

 Chara altaica A. Br. 

 In Castac Lake, Canada de las Uvas (No. 1140). 



Chara fcetida A. Br. 



The water in which this plant occurred was always sufficiently fresh to he quite 

 palatable. It was found in Furnace Creek (No. 234) ; in Cottonwood Springs, Vegas 

 Valley (No. 392) ; in ditches at Ash Meadows; and In a watering trough at Cam- 

 eron, Tehachapi Canon. All these stations are within the limits of the Lower 

 Sonoran zone. 



UREDINACEiE.* 



Uromyces astragali (Opiz.) Sacc. II. 



In the Charleston Mountains, Nevada (No. 374), on Astragalus iriflorus. 



Uromyces bicolor Ellis sp. nov. 



Sperroogonia minute, scattered among the secidia, which are scattered thickly but 

 irregularly over both sides of the tips of the leaves, about 0.33 mm. in diameter, 

 hemispheric-prominent and closed at first, then open, but slightly contracted above, 

 urceolate, with the margin sublacerate, becoming subentire; spores angular or sub- 

 globose, 22-30// in the longer diameter, smooth ; uredospores elliptical orsnbglobose, 

 smooth, pale, 22-30 by 20-25 n, with a thick epispore and coarse granular contents, in 

 pale, yellowish, elliptical sori closely embraced and partly covered by the thin epi- 

 dermis, about 1 mm. long by 0.33 to 0.50 mm. wide; telentospores varying consider- 

 ably in shape, mostly obovate or clavate, narrowed from the middle down to the 

 subacute base, moderately thickened at the apex, which is obtusely pointed or regu- 

 larly rounded, 20-28 by 15-20 /i, loosely clustered in small (1-2 mm.), thin, nearly 

 black, suborbicular or irregularly shaped, naked, amphigenoua sori which present 

 about the same general appearance as the sori of Ravenelia, never being covered by the 

 epidermis, but growing on small, yellowish, slightly thickened spots scattered over 

 the leaf. The tips of the leaves occupied by the secidia are yellow and dead, but 

 scarcely thickened. 



On leaves of Allium validum, near Mineral King, Sierra Nevada, Tulare County, 

 California, August 6, 1891 ; Death Valley Expedition, No. 1199. 



Uromyces eriogoni Ell. & Hark. 



Valley of the South Fork of Kern Eiver (No. 2156), on Eriogmum nudum pauciflorutn. 



Uromyces glycyrrhizse (Rabenh.) Magn. II. 

 Near Lone Pine (No. 957), on Glycyrrhiza lepidota. 



Uromyces Oenotheras Burr. II. 



In Surprise Canon, Panamint Mountains (No. 2083), on CEnofhcra cardiophytla. 



Uromyces striatus Schrot. 



Near Crystal Spring, Coso Mountains (No. 917), on Euphorbia albomarginata. 



Melaiupsoia farinosa Pers. II. 



Near Mineral King (No. 1481), on Salix. 



Puccinia giliae Hark. 



In the valley of Kaweah River (No. 2144), on Gilia virgata floribunda. 



Puccinia menthae Pers. II. 



Near Visalia (No. 2149), on Mentha canadensis. 



1 Determined by Dr. T. F. Allen. 



•The fungi have been determined by Mr. J. B. Ellis and Miss May Varney. 



