INDEX 



193 



Shellfish, 173 



Shoot, 41 



Silt, 103 



Skeleton leaves, 85 



Slug, 173 



Snail, 173 



Soil, 101, 106, no; mechanical 

 analysis of, 112; preparation of, 

 for sowing seeds, 15 ; vegetable 

 matter in, 118 ; water in, 114 



Solomon's seal, 44, 45 



Sow-thistle, 81 



Specimens, preserving, 166 



Stamens, 140, 142 ; uses of, 144 



Starch, 78, 97 



Stems, 41 ; increase in thickness of, 

 46 ; structure of, 46, 56 ; uses of 

 42, 54 ; as storehouses, 43 ; as 

 climbing organs, 45 ; of dicoty- 

 ledons, 46 ; of monocotyledons, 

 48 



Stigma, 142 



Stipules, 66, 82 



Stock, 49 



Stomata, 71, 73 



Strawberry, 45, 151, 162 



Style, 142 



Sugar-cane, propagation of, 28 



Sulphate of potash, 131 



Sunflower, 75, 155 



Superphosphate, 131 



Sweet pea, 2 1, 70, 84, 157 



Sycamore, 21, 83 



Tomato, 21, 23, 157 



Transpiration, 73, 85 



Traveller's-joy, 70, 84 



Tubers, 44 



Tulip, parts of flower, 140, 154 



Turnip, 27, 69 



Twitch, 165 



Vanilla, pollination of, 146 

 Veins of leaves, 70, 85 

 Vetch, 21, 81, 84, 163 

 Violet, 75, 91, 152 

 Vitality of seeds, 22 

 Vegetable marrow, 1 56 



W 



Wallflower, 154 

 Water in soils, 104, 114 

 Water-lily, 161 ; leaves, 74 

 Watercress, adventitious roots, 28, 



38 



Weeds, 164 

 Wheat, 4, 5, 13, 21, 23; flower, 



155 ; root system, 31 

 Whortleberry, 165 

 Willow, 37, 147, 154 

 Willow-herb, 160 

 Wind-pollinated flowers, 147 

 Wood, 46 



Wood-sanicle, 150, 162 

 Wounds, healing of, 64 



Tapioca, 28 

 Thistle, 160 

 Tiger lily, 169 



Yew, 165 



