CONTENTS.

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CHAP. PAGE
I. The Microscope 1
II. The Mounting of Objects 10
III. Vegetable Elements and Tissues 19
IV. Vegetable Organs 31
V. Ferns 49
VI. Mosses 54
VII. AlgÆ 64
VIII. Lichens 91
IX. Fungi 96
X. Animal Elements and Tissues 113
XI. Articulata 127
XII. Radiata 153
XIII. Protozoa 155
XIV. Optical Principles 167
Index: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z

PLATE I. [FRONTISPIECE.]
Vegetable Tissues, &c.
Fig.
1. Leaf of Geranium: cells, chlorophyll, and intercellular passages.
2. Cells of Apple.
3. Starch-granules: a, of Wheat; b, of Arrowroot; c, of Potato; d, of Oat; e, of Lentil; f, of Rice.
4. Cells of Potato, containing Starch.
5. Garden Rhubarb-stalk: a, raphides; b, reticulated duct; c, spiral vessel; d, woody fibre; e, annular vessel.
6. Wood-cells from stem of Chrysanthemum.
7. Deal, transverse section: a, glandular tissue; b, woody fibre.
8. Deal, longitudinal (radial) section of glandular tissue.
9. Deal, longitudinal section of woody fibre.
10. Deal, tangential section.
11. Holly, wood of: a, porous cells; b, d, e, wood-cells; c, dotted ducts.
12. Hairs, vegetable: a, b, of Groundsel; c, of London Pride; d, e, of Geranium; f, of Chrysanthemum.
13. Epidermis of Geranium-leaf.
14. Style of Crocus, with pollen-granule and -tube.
15. Pollen-grain of Crocus, with pollen-tube.
16. Pollen of Primrose.
17. Pollen of Sunflower.
18. Pollen of Convolvulus major.
19. Caraway-seed.
20. Needle-point.
21. Sting of Nettle.
22. Hair of Spiderwort.
23. Hair of Spiderwort, single cell.
24. Epidermis of Geranium-petal.
25. Petal of Chickweed.
26. Sepal of Chickweed.
27. Seed of Poppy.
28. Epidermis of Deutzia.
29. Seed of Mignonette.
30. Pollen of Chickweed, dry.
31. Pollen of Chickweed, in water.
32. Flower of Chickweed.
33. Epidermis of petal of Chickweed.
34. Hairs of calyx of Chickweed.
35. Hairs of seed of Collomia.
36. Stem of Dicotyledon, section of.
37. Stem of Monocotyledon, section of.
38. Seed of Shepherd’s Purse, transverse section.
39. Stamen of Chickweed.
40. Stigma of Chickweed.
41. Ovary of Chickweed.
42. Leaf of Chickweed.
43. Seed of Wallflower, section of.
44. Seed of Wallflower, radicle and cotyledons.
45. Embryo-sac of Chickweed.
46. Embryo-sac of Chickweed.
47. Embryo-sac of Chickweed.
48. Wheat, cotyledon and leaves of, section.
49. Mustard-seed, cotyledons and radicle.
50. Mustard-seed, transverse section.
51. Chickweed, seed of.
52. Seed of Eccremocarpus scaber.
53. Grain of Wheat: a, cotyledon; b, embryo; c, radicle; d, albumen.
54. Ovule of Wallflower.
55. Cotyledons of Chickweed.
56. Plum-stone, section of.

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