SAXTA CATAT.INA INFOITNTAIXS. 



255 



<lowH. 'I'liis is one |)l;iiil willi wliicli we cimM vvvy well (In 

 willioiit. Still Iiii^'licr, Afiave Trc/cisu, dis('ov(n'('d by Professor 

 'roiiiiiey, is said to oceui-. 



During- a considerable portion of the year the canon is well 

 watered, and along the moist reaches one finds an abundance of 

 ^'ery beautiful flowers, among which T may mention especially 

 a species of Salvia, a large, highly colored pentstemon, and in 

 the moist crevices of the rocks a scarlet-flowered saxifrage (S. 



Figure 51. Looking toward tlie mouth of Pima Cauon. The conspicu- 

 ous plant is the sotol, DasyHrion Wheeleri, the base of which is cooked 

 with that of Agave, by the Papago Indians in making mescal. 



cocniiea). Higher up the canon, perhaps two miles from the 

 mouth, are live oaks which afford a grateful shade when the 

 sun beats down during the warmer hours of the dav. 



It was part of our purpose in visiting Pima caiion to 

 make an ascent of Castle Reck, an obliquely set table-like emi- 



