Trelease — The Mexican Fiber Agaves Known as Zapupe. 37 



EXPLANATION OF ILLUSTRATIONS. 



PLATES I-VI. 



Plate I.^Above, contrasted spines of the zapupe Agaves, two of each: 

 reading downwards, A. Zapupe, A. Deweyana, A. aboriginum, A. Lespinas- 

 sei and A. Endlichiana. Below, end spines and marginal prickles of A. 

 Zapupe, from specimens furnished by Mr. Lespinasse. Natural size. 



Plate II. — Agave Zapupe. Above, panicle fragment, with withered 

 flowers and one capsule (from a photograph furnished by Secretary Molina). 

 Reduced. Below, young bulbils, from material furnished by Mr. Lespinasse. 

 Natural size. 



Plate III. — Above, Agave Lespinassei, from specimens furnished by Mr. 

 Lespinasse. Below, A. Endlichiana. Spines and prickles, from spontaneous 

 material collected near Jalapa by Dr. Chamberlain. Natural size. 



Plate IV. — Agave Endlichiana. Above, young capsules, with the flower 

 remnant from one of them opened, Endlich, no. 1160 a. Below, old cap- 

 sules, Purpus, iv. Natural size. 



Plate V. — Above, Agave aboriginum. Below, A. Deweyana. Spines and 

 prickles, from material furnished by Mr. Lespinasse. Natural size. 



Plate VI. — Agave Deweyana. Old panicles, one of them deformed, near 

 Victoria (from a photograph taken by Mr. Dewey in February 1907). 

 Reduced. 



Issued May 18, 1909. 



