EXPLANATION OF THE PLATE. 
Pratt DCCXXXIV. SzRENOA ARBORESCENS. 
Portion of a flowering spadix, natural size. 
A cluster of flowers, enlarged. 
A flower, enlarged. 
A flower laid open, showing petals and stamens, enlarged. 
Vertical section of a flower, enlarged. 
An anther, rear and front views, enlarged. 
A pistil, enlarged. 
Vertical section of a carpel, enlarged. 
Portion of a fruiting spadix, natural size. 
Vertical section of a fruit, enlarged. 
. A fruit, the pericarp removed, showing the fibrous mesocarp, enlarged. 
. A seed, enlarged. 
. A seed, showing the hilum, enlarged. 
. A leaf, much reduced. 
A ligule with its membranaceous border, enlarged. 
