ILLUSTRATIONS 



PLATES. 



Page. 



Plate I. Old and new ways of singeing cacti. Fig. 1. — The cane cactus of 

 southeastern Colorado, singed with brush. Fig. 2. — The prickly 



pear of Texas, singed with a torch Frontispiece. 



II. The prickly pear and a pear machine. Fig. 1. — One of the com- 

 mon prickly pears of Texas in full fruit. Fig. 2. — A type of 

 pear cutter as set up and operated by Mr. J. C. Glass 48 



III. Another type of pear cutter. Fig. 1. — Front view, showing knives. 



Fig. 2. — Rear view, with casing removed, showing boxes behind 



the knives 48 



IV. Prickly pears in California and Texas. Fig. 1. — Nopal de Castilla, 



cultivated in southern California. Fig, 2. — A pear thicket on 



the Glass ranch, Eagle Pass, Tex 48 



V. The Tapuna pear. Fig. 1.— A single plant of the Tapuna pear, near 

 Alonzo, Mexico. Fig. 2. — Fruit of the Tapuna pear in one of 

 the market places at San Luis Potosi, Mexico 48 



TEXT FIGURE. 



Fig. 1. — A pear fork 15 



8 



