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258 EXPLANATION OF THE PLATES.
Fig. 14. Seeds of the same; the covers cut off in part, to
show the kernel.
Fig. 1 5. Embryo of the same : cotyledons elliptic, fleshy.
Fig. 16. Mespilus Germanica. Pomacecs. Woody celled
pome, or pyrenarius, cut transversely, one of the cells
opened : ovules two.
Fig. 11. Punica Granatum. Myrti. Balausta with part
of the rind taken off, crowned by the tube of the calyx
partitions indeterminate, some longitudinal, some crossways
: seeds numerous, drupelike.
Fig. 18. Seeds of the same, of the natural size; drupelike,
outer skin pulpy.
Fig. 19. Embryo of the same, cut transversely, and much
magnified; cotyledons convolute, leaflike, very thin.
Fig. 20. Seed of the same, cut lengthways, and the embryo
uncovered ; embryo oblong, pointed at each end.
Fig. 21. Cucumus sativus. Cucurhitacece. Pepo cut
transversely; cells three, parted ; placentarium parietal.
Fig. 22. Cucurbita esculenta. Cucurhitacece. Seed cut
longitudinally.
a. Outer skin leatherlike.
h. Inner skin green.
c. Cotyledon, veiny and wrinkled, on the internal face.
d. Embryo.
Fig. 23. Citrus Medica. Aurantiacea,. Hesperidium
ovate, cut transversely ; outer bark glandular; inner bark
spongy; cells nine, each lined with a fine skin, filled |with
a pulpy flesh.