48 MEMOIRS NATIONAL ACADEMY OF SCIENCES, VOL. XI. 
Agave fourcroydes Lemaire. 
Plates 110 to 112. 
Agave fourcroydes Lemaire, Ill. Hort., vol. 11, Miscell., p. 65, 1864. 
A. rigida elongata Kew Bull., 1892, p. 33.—Braun, Pflanzer, vol. 4, p. 70, 1908. 
Caulescent, the trunk at length 2 m. high, suckering. Leaves dull gray-green, linear-lanceo- 
late, openly concave, 8-10 by 150-250 cm.; spine blackish brown, or gray in age, sometimes pitted 
Dooe 
ANGUILLA 
S. MARTIN. 
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SKITTS: 
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BuONTSERRAT 
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MARGARITA 
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FIGURE 7.—Map showing distribution of the Sisalanae. 

and glossy, stoutly conical, slightly recurved, round-grooved below the middle, 4-6 by 20-30 mm. 
not decurrent; prickles blackish, usually 10-20 mm. apart, 1-4 mm. long, straight or ands 
curved especially upward, narrowly triangular from at length lenticularly hardened very low 
elevations of the otherwise nearly straight margin. Inflorescence 6-10 m. high, the upper third ~ 

