PLATE XV. 
Is Sessea stipulata. Fig. 1, a flower and bract; Fig. 2, 
the calyx ; Fig. 3, a flower, with half of the calyx removed to 
show the stipitate base of the corolla: all nat. size; Fig. 4, 
corolla cut open: magnified; Fig. 5, a stamen, showing the 
_scabrid anther; more magnified ; Fig. 6, pollen grains : highly 
magnified; Fig. 7, stellate and stipitate hairs of the pubes- 
cence; Fig. 8, section of calyx, and induvial remains of 
corolla to show the enclosed stipitate pistil: all magnified ; _ 
Fig. 9, capsule, with persistent calyx: nat. size; Fig. 10, the 
same: magnified; Fig. 11, the same, with the calyx cut open 
to show the stipitate capsule ; Fig. 12, the two valves of the 
capsule, with the dissepiment separated, seen edgeways ; 
Fig. 13, transverse section of capsule; Fig. 14, the dissepi- 
ment, with the points of attachment of the seeds; Fig. 15, 
seeds; Fig. 16, a transverse section of a seed, showing its 
3-winged margins ; Fig. 17, the albumen removed : ali magni- 
fied; Fig. 18, a longitudinal section of the same; Fig. 19, 
the embryo extracted, seen in front and edgeways: all still 
more magnified. 
PLATE XVI. 
Gives a view of Cestrum Organense. Fig.1, a flower 
expanded, with its peculiar bract ; Fig. 2, the calyx; Fig. 3, 
the corolla removed, showing the induplicate mode of 
its wstivation; Fig. 4, the same, cut open: all nat. size; 
Fig. 5, the stamens: majnified; Fig. 6, grains of pollen: 
very highly magnified ; Fig. 7, the pistil; Fig. 8, stigma, with 
a portion of the style; Fig. 9, a section ‘of the calyx, with 
the induvial remain of the corolla, enclosing the ovarium ; 
Fig. 10, longitudinal section of the same, showing the stipi- 
tate ovarium, and the mode of attachment of its ovules: 
all magnified ; Fig. 11, berry, with the persistent calyx ; 
Fig. 12, longitudinal section of the berry, with the seeds 
enclosed ; Fig. 13, seeds, seen edgeways and on the ventral 
face, showing the hilum in the centre; Fig. 14, albumen; 
Fig. 15, section of the same, with the enclosed embryo ; 
Fig. 16, embryo removed, seen in front and edgeways : 
all nat. size, 
