90 Sierra Club Publications. 



lucre with white, thin, papery tips, the lower part black, very 

 woolly at base, sometimes greenish. Pappus dense, white and 

 soft. This grows only above timber line, and was collected on 

 Harrisons Pass. 



Antennaria argentea Benth. Matted at base, the flowering 

 stems a foot or more high, slender, densely clothed with white 

 wool and terminated by a corymb-like panicle of white heads. 

 Leaves linear to oblanceolate, tapering to margined petioles, 2-3 

 in. long, ^ in. wide at base, diminishing upwards. Heads yl in. 

 high, the bracts of the involucre in many ranks, white and mem- 

 branous, silvery ; pappus very abundant, white. Kings River 

 Caiion. 



Artemisia dracunculoides Pursh. Perennial, with many 

 stems in clusters, branched, smooth, 2-4 ft. high. Leaves simple 

 and linear or lobed at apex with linear lobes. Heads in spread- 

 ing panicles about a foot long, small, on recurved, hair-like pedi- 

 cels ; bracts of the involucre green, with papery margins ; the 

 entire head y% in. in diameter ; the involucre bell-shaped, enclos- 

 ing the brownish-green flowers. Bubbs Creek. 



Artemisia tridentata Nutt. Black Sage, Sage-Brush. 

 Shrubby, with spreading woody stems, entirely clothed with a 

 while, closely appressed, silvery pubescence. Leaves wedge- 

 shaped, tapering to a base, an inch or so long, with generally 3 

 rather deep teeth at apex. Bubbs Creek. 



Cnicus Tioganus Congdon. Without a stem and the heads 

 closely clustered and surrounded by the leaves like eggs in a nest, 

 or with a short, thick stem, the leaves clustered around the ses- 

 sile heads in the same manner. Leaves about 6 in. long, narrow 

 and very spiny, whiter on the lower than the upper surface from 

 the more dense, cottony wool. Heads i^ in. high, with the 

 bracts of the involucre smooth except for the ciliate margins ; 

 spines yellow, not very rigid. Flowers pink or white. This 

 grew in a wet place on the trail up Bubbs Creek, 



Cnicus Californicus Gray. Stems 2-3 ft. high, leafy, espec- 

 ially at base, densely clothed with white, cottony wool ; the 

 Tieads terminating the branches. Lower leaves lobed, with the 

 divisions tipped with short spines ; upper merely wavy, spiny- 

 ciliate, whiter on the lower than the upper surface. Involucre an 

 inch broad at base ; heads i^ in. high. Bracts short and tipped 

 with short spines, ciliate and somewhat clothed with cotton. 

 Flowers white or rose color. Bubbs Creek. 



Besides these there are several undetermined forms which in 



