PLATE 1. 
AGAVE VIVIPARA (p. 18). 
[Plates B, 2, and 3 also. ] 
Figure 1. A reproduction of Commelin’s illustration (Praelud., pl. 15, 1703) of “Aloe 
americana polygona,”’ on which, and the accompanying description, Linnaeus based his Agave 
vivipara. Greatly reduced. 
Figure 2. A reproduction of a part of Zuccagni’s illustration (Collectanea Bot., vol. 1, 
pl. 3, 1809) of Agave Theometel, which appears to be the same, though the leaves are not nar- 
rowed at base. Greatly reduced. 
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