Trelease—The Mexican Fiber Agaves Known as Zapupe. 37 
EXPLANATION OF ILLUSTRATIONS. 
PLATES I-VI. 
Puate 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. 
Puate Il.—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. 
Puate 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. 
PuiatEe 1V.—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. 
Puiate 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. 
