XX 



LIST OF ILLUSTRATIONS 



31. Root branching stimulated by pruning 



32. Celery plants, showing effect of transplanting on root growth 



(Green) 



33. Young clover plant, showing tubercles on roots 



34. Potato plant, showing old tuber and the different parts 



35. Nodes of box elder and wild grape 



36. Twig showing union of new and older wood 



37. Lateral buds (Barry) . 



38. Flower-buds of Pottawattamie plum 

 89. Fruiting branch of European plum (Barry) 



40. Fruiting branch of Morello cherry (Barry) 



41. Leaf-buds of apple (Barry) . 



42. Fruit-bud of apple (Barry) . 



43. Fruit-spurs of apple (Hardy) 



44. Fruit-spur of pear (Barry) . 



45. Section of cherry blossom 



46. Flower of the pea (Baillon) . 



47. Flower of the pea dissected (Figuier) 



48. Stamens and pistil of the pea (Baillon) 



49. Pistil of the pea (Baillon) 



50. Cross-section of flower-head of sunflower 



51. Enlarged floret of sunflower . 



52. Ray-flower of sunflower 



53. Spikelet of wheat (La Maont and Decaisne) 



54. Spikelet of wheat dissected (Prantl) 



55. Flower of wheat enlarged (La Maont and Decaisne) 



56. Imperfect flower of strawberry 



57. Perfect flower of strawberry . 



58. Sun-scald on silver maple tree 



59. Trunk of apple tree inclosed in lath screen 



60. Sling psychrometer 



61. Lath screen (Bailey) 



62. Shed screen (Bailey) 



63. Brush screen (Bailey) 



64. Board shade for newly set plants 



65. Fruit branch of apple grown in light (Kinney) 



66. Fruit branch of apple grown in partial shade (Kinney) 



67. Screen-covered frame for protecting melon hills 



68. Sifting-box for applying powders . 



67 



