EXPLANATION OF THE ILLUSTRATION 
Prare XXVIL Navia reecexa L.B.Smith, 1, apex 
of leaf, one half natural size. 2, branch of inflores- 
cence, one half natural size. 3, anterior view of 
flower, five times natural size. 4, seed, five times 
natural size. 
NaviaA neniopHtta LL. B.Smith. 5, apex of leaf, nat- 
ural size. 6, margin of leaf, five times natural size. 
7, Horal bract and flower, natural size. 8, posterior 
view of flower, five times natural size. 
Drawn by Roserr J. Downs 
