EXPLANATION OF THE PLATES. 
257 
Fig. 17. Symphytum officinale. Boraginece. Micro- 
- basis. Calyx five-parted, one lobe cutaway; eremes, or 
nuts, four ; style persisting. 
Fig. 18. Cynoglossum laevigatum. Boraginece. Internal 
surface of one of the cariopsides, nut lodged in the hollow 
parttff the shield-like cariopsis, or ereme. 
Fig. 19. The whole microbasis of the same. 
Fig. 20. lhe same, with the several cariopsides cut 
transversely, nuts immersed in the shield-like eremes. 
PLATE THE FIFTEENTH. 
Fruits. 
Fig. 1 . Primus domestica. Dryadece. Drupe cut length- 
ways: umbilical cord passing within the suture to the tip 
of the stone; seed pendent. 
Fig. 2. Amygdalus nana. Dryadece. Stone of the drupe 
split open; umbilical cord passing within the suture to the 
tip of the stone ; seed pendent, ovate rounded, acumi- 
nated at top, deeply lenticular, pale with painted veins. 
Fig. 3. Vitis vinifera. Viniferce. Acinos cut longitudi- 
nally sphaerical, free, seeds boney. 
Fig. 4. The same, cut transversely. Acinos five-seeded. 
Fig. 5. Sparganium ramosum. Typ Faced. Drupe juice- 
less, bark taken off in part to show the stone, with a small 
hole at the tip. 
Fig. 6. The same : stone cut transversely. 
Fig. 7. Vitis vinifera. Viniferce. Embryo taken out of 
the seed. 
Fig. 8. The seed cut longitudinally, coated, perispermed ; 
embryo at the base, straight; radicle opposite. 
Fig. 9. The seed cut transversely. 
Fig. 10. Aquifolium spinosum. Caprifoliacece. Nuculane 
with part of the flesh taken away; pyrense four. 
Fig. 11. Pyrene of the same, with the seed cut trans- 
versely. 
Fig. 12. Pyrus domestica. Pomacece. Pome cut trans- 
versely; cells five, two abortive. 
Fig. 13. The same cut longitudinally; cells cartilagi- 
nous ; ovules in each cell always 2, the fertile cells usually 
one-seeded ; seeds rather large". 
VOL. i. s 
