IMPORTANT WESTERN BROWSE PLANTS Ay 
puntia arborescens 
a 
FicurRH 33.—A, Fruiting stem, and B, flower, of a common cholla, or cane-cactus 
(Opuntia arborescens) ; C, flowering stem, and D, fruit of a common pricklypear 
(O. engelmanni). Species of this genus have forage significance primarily as 
emergency feed 
Numerous chemical analyses have been made and published of 
pricklypears and excellent results have been obtained in feeding 
them to livestock as roughage (50, 55, 145, 49), but it is best to give 
concentrates with them, such as cottonseed cake, grain, or rice bran, 
