Flowers in Colorado. 



seem to appreciate so much that it is difficult to find a 

 specimen not bitten by them. The syringa (philadelphus 

 microphyllus) is growing wherever it can find a foot-hold, 

 and here and there is a bunch of the rare western Emory's 

 oak, that, like several other plants, seems to have wandered 

 in from the half-explored region of the great Colorado 

 River of Arizona. The lateral canyons are full of fallugia 

 paradoxa, with its white flowers and plumed fruit, and 

 where little streams of water come dashing over the rocks 

 and losing themselves in mist, the golden columbine of 

 New Mexico, aquilegia chrysantha, grows to perfection. 

 The scarlet pentstemon, blue pentstemon, the brilliant 

 gilia aggregata, spiraeas, castilleias, and hosts of less showy 

 but equally interesting plants occupy every available piece 

 of soil. The beauty of the flora is as indescribable as the 

 grandeur of the scenery. 



" The abundance of the four-o'clock family is noticeable. 

 All of the nyctaginaceae of Colorado are found about Can- 

 yon City, and some of them as yet only in this part of the 

 territory. Most of them are very interesting, and their 

 beauty forms a very prominent feature of our flora in June 

 and July. Abronia fragrans whitens whole acres of land ; 



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