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DESCRIPTION OF PLATES X. and XI. 
Fig. 1. American cotton-plant (Gossypium barbadense). 
2. Tree cotton ( Gossypium arboreum). 
3. Indian cotton ( Gossypium herbaceum). 
4. Pod of American cotton bursting. 
5. Pod of Indian cotton. 
6. Seed from Abyssinian cotton. 
7. Ditto of American cotton. 
8. Pod of American cotton. 
9. Bundle showing the length of staple of Sea-Island cotton ( G . bar- 
badense ) grown in India. 
10. Ditto of native Indian cotton ( G . herbaceum). 
11. Ditto of New Orleans cotton grown in India. 
12. Ditto of West-India cotton. 
13. Ditto of American cotton ( G . barbadense) grown in Australia. 
14. Ditto of tine Sea-Island cotton. 
15. Fine Sea-Island cotton under the microscope. 
16. Outside of seed of cotton, showing the down, together with the 
cotton-liair. 
17. Surat cotton (G. herbaceum). 
18. Gun-cotton. 
19. Hairs of cotton-grass ( Eriophorum vaginatum). 
20. Hairs of Bombax. 
21. Fibres of jute. 
22. Cocoa-nut libres. 
23. Fibres of New Zealand flax, with a portion of the cuticle of the 
stem, and a stomate in it. 
24. Fibres of hemp. 
25. Fibres of flax. 
26. Transverse section of stem of flax, showing the bundles of woody 
fibre in the cellular tissue. 
27. Transverse section of stem of hemp, showing ditto. 
28. Wool of sheep. 
29. Fibres of silk. 
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