PLATH, 12 
AGAVE SISALANA ARMATA (p. 49). 
= 
Figure 1. A partial leaf-margin showing the slender spine openly grooved at the very 
base, and well-developed triangular curved prickles somewhat lenticularly widened into the 
tops of low marginal prominences. From herbarium material (Hope Gardens, Jamaica, Harris). 
Natural size. 
AGAVE FOURCROYDES (p. 48). 
[Plates 110 and 112 also. ] 
Figure 2. A leaf-tip and margins and a flower, showing the stout curved spine openly 
grooved below the middle, strong though small hooked prickles lenticularly widened onto the 
margin, and rather large flower. From herbarium material (Cuba, Britton, Cowell, and Leon, 
9580). Natural size. 
288 
