DESCRIPTION OF THE PLATES 
IN VOLUME I. 
Plate 1. — Aptaitdea Spettceana. 
Fig. 1, flower in bud. Fig. 2, the same expanded. Fig. 3, the same more advanced, 
with the corolla fallen away and the calyx beginning to increase in size : all nat. size. 
Fig. 4, a flower in bud. Fig. 5, the same expanded, the anther-ceUs not yet opened. 
Fig. 6, the calyx. Fig. 7, a petal. Fig. 8, the staminiferous tube invested by four fleshy 
glands at base, with the anther-cells at its summit after dehiscence. Fig. 9, a longitudinal 
section of the same. 10, the four free hypogynous glands : all magnified, 11, grains 
of pollen, highly magnified. Fig. 12, the pistil. Fig. 13, the same seen sideways : both 
magnified. Fig. 14, the stigma and part of the style. Fig. 15, vertical section of the 
ovary, showing two ovules suspended from a free central placenta. Fig. 16, the ovules with 
their strap-shaped funicle : all more magnified. Fig. 17, the calyx much grown. Fig. 18, 
the same, showing the growing ovary surmounted hy the persistent stamens : both nat. size. 
Fig. 19, summit of the ovary, showing persistent style and stamina! tube, magnified. 
Fig. 20, the ripe fruit invested by the persistent augmented calyx. Fig. 21, the calyx 
removed. Fig. 22, the drupe removed from the calyx. Fig. 23, vertical section of the 
unilocular chartaceous drupe, with the seed afllxed hy its plaeentary attachment to the 
base of the cell : the albumen is withered by drying. Fig. 24, a cotyledon extracted from 
the albumen : all nat. size. Fig. 25, the cotyledon, magnified. Fig. 26, the entire embryo, 
seen in front and sideways, also magnified. 
Plate 2. — Cathedea. 
A. Cathedea etjbeicaulis. Fig. 1, a flower in bud. Fig. 2, the same expanded : both 
nat. size. Fig. 3, one of the petals with an opposite stamen afBxed to its base, seen from 
within. Fig. 4, the same viewed sideways. Fig. 5, the petal, with the stamen removed, 
showing the internal tuft of hairs. Fig. 6, transverse section of the same. Fig. 7, a stamen 
seen in front. Fig. 8, the same viewed sideways. Fig. 9, a stamen after the loss of its 
pollen and the contraction of its cells. Fig. 10, a transverse section of the same : all 
magnified. Fig. 11, transverse section of an anther, with its four included ceUs. Fig. 12, 
a grain of pollen ; highly magnified. Fig. 13, the calyx. Fig. 14, a vertical section of the 
same, and of its included cup-shaped disk, with the pistil seated within it. Fig. 15, vertical 
section of the calyx, disk, and one-celled ovary, showing two ovules suspended from a free 
central placenta. Fig. 16, transverse section of the ovary. Fig. 17, the style and stigma, 
seen in front and sideways : all magnified. 
B. Cathedea Gaedneei. Fig. 18, the ovary somewhat grown, surrounded by the disk 
a 
