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MR. J. MIERS ON THE HIPPOCRATEACEÆ OF SOUTH AMERICA. 481 
. 4. The five sepals, showing the spiral threads drawn out when they are broken off, 
. 5. The five petals, with similar spiral threads enclosed within their substance. 
. 6. The ovary, stamens, and sessile stigmata, seen from above, showing the sacciform cavities in the 
disk, in which the stamens are fixed opposite to the stigmata, and alternate with the cells of 
the ovary. 
. 7. A transverse section of the same. 
. 8. The three stamens, before and after dehiscence : all much magnified. 
. 9. The ovary in the flower. 
. 10. The same on the withering of the flower: both nat. size. 
. 11. The same, showing the persistent sepals and petals, magnified. 
. 12. A longitudinal section of the same. 
. 13. A transverse section of the same: all equally magnified. 
. 14, A fruit, with the persistent sepals and petals, nat. size. 
. 15. A longitudinal section of the same. 
. 16. A transverse section of the same. 
, 17. A seed. 
. A longitudinal section of the same. 
18 
. 19. The embryo, with the integuments removed. 
. 20."The same, viewed sideways. 
21 
22 
. The same, with one of the cotyledons removed, showing the small superior radicle. 
. The embryo cut transversely, showing the many spiral threads drawn out which abound through- 
out the cotyledons: a// nat. size. 
. 23. A portion of the testa, showing the spiral threads drawn out when it is broken across, mag- 
nified. 
. 24. A branchlet of the inflorescence broken across, to show it is filled with spiral fibres. 
PLATE XXXI. 
A branchlet of Cheilocliniwn anomalum. 
1. A flower expanded, nat. size. 
. 2. The two terminal flowers in each ramification of the panicle, to show the bracts, magnified. 
. 8. A flower expanded, more magnified. 
. 4. The five sepals, with the spiral threads drawn out. 
. 5. The five petals, with similar spiral threads. 
. 6. The disk, stamens, and ovary : all equally magnified. 
. 7. Three of the five stamens, before and after dehiscence. 
. 8. A side view of the ovary seated on the disk, showing the five lip-shaped eavities in which the 
stamens are placed opposite the five sessile stigmata. 
. 9. The same, seen from above. 
. 10. A transverse section of the same, showing the five cells alternate with the stigmata and the 
stamens. 
. 11. A longitudinal section of the same: all equally magnified. 
. 12. A fruit, nat. size. 
. 183. A longitudinal section of the same, showing two seeds attached in the axis of each cell—one 
ascending, the other pendent. 
. 14. A transverse section of the same, with half of the pericarp removed, showing two of the ascend. 
ing seeds, 
