LIST OF PLATES. 



Vei-tifial section of Coffey's Distilling Apparatus ...... To face p. ^^ 



PLATE I. 



Fi(;s. 1. A representation in miniature of an inflated slieep bladder. — 2. Part of 

 same ent across its length. — 3. A collection of same supposed to be 

 held together. — 4. A vegetable cell with two rings formed in its 

 interior. — 5. Another, with six rings. — 6. Four cells .super-imposed, 

 united to form a tube. — 7. Dotted ducts. — 8. A vegetable vessel with 

 deposit formed on its interior in a .spiral curve. — 9. Spiral vessels 

 from leaf veins. — 10. A reticulated vessel. — 11. A scalariform duct. 

 — 12. A double-pointed wood cell. — 13. A square-ended Avood cell. — 

 14. A collection of same as tisstie. — 15. A pitted cell fi-om a deal 

 shaving. — 16. A part of a single-pointed wood fibre. — 17. A branched 

 wood fibre. — 18. A pointed ditto. — 19. A branched fibre from woody- 

 portion of a seed-coat. — 20. An oblong cell from skin of leaf. — 21. 

 Two irregularly-ishaped cells from skin of leaf. — 22. Two irregularly- 

 shaped cells from the skin of C'occulus Indiciis. — 23. A cell with wavy 

 outline, from .skin of leaf, under side. — 24. Kidney-shaped cells from 

 skin of leaf forming a stoma.— 25. Same viewed in vertical section. 



PLATE II. 



Figs. 1. A grain of barle}^ with the husks removed from lower end to show the 

 Embryo. — 2 to 8. Grains of barley in different stages of develop- 

 ment. — 9. The young barley -plant. — 10. A young rootlet. — 11. A 

 newly-formed leaf with strap. — 12. Portion of a fully-developed leaf 

 of barley. — 13. A minute portion of a leaf blade cut transverse- 

 vertically. — 14. A horizontal section of barley stem. — 15. A vertical 

 section of the same.— 16. A minute portion of skin of young straw 

 with hairs developing. 



