70 



LOWER EIO BRAVO. 



must always be 



races of dijfferent 



beneficial chaDge. One of the inevitable results of intermarri 



color is infidelitj. The offspring have a constant tendency to go 



original stock ; so that in a large family of children, where the parents are of a mixed race but 



yet of the same color, the children will be of every color, from duskv clnnamoTi tn nhnltv wl^if*. 



back 



enomen 



thout 



less produces suspicion^ followed by unhappiness, and ending in open adultery. 



b 



ch, with proper guards upon morals, results in exter- 



minating or crushing out the inferior races, or niacins- them 



a 



Throughout Mexico, wherever the white race has preserved its integrity, there will be found 



ability : a condition due to the 



excellence of the climate, which combines all the qualities requisite for the development of 



bein 



one on the Mexican side. 



settlements on the American side, and but a single 

 found the remains of settlements from which the 



inhabitants have been driven or carried off by the savages. This district of country, extending 



mil 



five or ten miles of the mouth of the Sa 



or Devil's river, is nevertheless the most fertile and desirable portion of the whole Kio 

 Bravo for settlement. On the Texas side it is watered by the beautiful, limpid streams of Las 

 Moras, Piedras Pintas, Zocate, and San Felipe, which come into the Kio Bravo at riirht anirles. 



and at equal intervals. 



A 



t) 



land is here within the water-level, and can be 



may judge from the products of the settlement at S 



same parallel , all the sub 



advantage ; while the ui^lands are clothed with a luxuriant growth of the most nutritious grasses. 

 This country is unsurpassed in salubrity, and when the Indians are exterminated, and the 

 adjacent mines shall receive their full development, i't will be the paradise of Western 



Texas. 



which affords so many 



distant day : th 



h 



and the character of the country beyond, which will be seen, as you ascend the river, to be 

 incapable of continuous settlement, and which must for a long time remain the hiding-place 

 of the wild Indians. 



One source of wealth in these table lands, and which is common to all the table lands con- 



the Rio Bravo as far down as Reynosa, I h 



that is, the 



extensive growth of certain indigenous plants, the virtues and properties of which are well 



kno 



d 



botanical memoirs 



and will be found elaborated and 



the mesas, or table lands, which are unsuited to the mirnoses of 



useful 



from foreign countries. There 



also extensive growths of shrubs and trees of the leguminous order, furnishing gums, tannin, 



herb 



day; 



that the present head of steam navigation is Roma. At some distant 

 kvigation will be extended up as high as the mouth of Devil's river, 



