236 INDEX 
Marigold, Marsh, 205. 
Marram Grass, 121. 
Marsh Marigold, 205. 
Orchid, 139. 
Meadow Crane’s-bill, 191. 
Orchid, 139. 
Sage, 155. 
Saxifrage, 189, 
Meadowsweet, 184. 
Micropyle, 102, 110, 114. 
Mignonette, 200. 
Mildew, 62. 
Milkwort, 197. 
Mistletoe, 149, 215. 
Moneywort, 166. 
Monk’s-hood, 5, 6, 20. 
Monochlamydee, 142. 
Monocotyledon, 20, 119, 141, 221. 
Moonwort, 88, 89, 94. 
Mosses, 4, 6, 68. 
Mountain Ash, 226. 
— Eln, 221. 
Mousetail, 204. 
Mulberry, 145. 
Mullein, 153, 156, 159. 
Mushroom, 56, 63. 
Mustard, Hedge, 200. 
Mycelium, 63. 
Myxomycetes, 57. 
ETTLE-LEAVED Bellflower, 
155, 168. 
Nettle, Stinging, 142, 
— White, 155. 
Nightshade, 153, 160. 
— Deadly, 161. 
— Woody, 160. 
Nitrogen, 26. 
Nucleus, 13, 29. 
AK, 149, 225. 
—— Fern, 87. 
Oats, 124, 
Old Man’s Beard, 202. 
Oophyte, 80. 
Orchids, 137. 
Orchid, Bee, 140. 
Bird’s Nest, 140, 
Bog, 139. 
— Butterfly, 139. 
Early Purple, 139. 
— Fly, 140. 
Orchid, Ladies’ Slipper, 140. 
— Marsh, 139. 
— Meadow, 139. 
Pyramidal, 139. 
Ovary, 101. 
Ovules, 101, 
Ox-eye Daisy, 104, 171. 
Oxygen, 11, 24, 26. 
ALE, 123. 
Palm, 221. 
Pansy, 201. 
Parasites, 56. 
Pasque-flower, 203. 
Pellitory, 146. 
Pepperwort, 91. 
Persicaria, 148. 
Amphibious, 148, 
Petals, 97, 
Petty Spurge, 147. 
Phosphorus, 27. 
Pimpernel, 104, 153, 164. 
Pines, 7, 117, 220. 
Pine, Weymouth, 220, 
Pink, 195. 
Pistil, 96, 132. 
Pitcher Plants, 209. 
Plane, 222. 
Plantain, 19, 32, 153. 
Pollen, 132, 133. 
—— Grains, 50, 100. 
— Tube, 111. 
Polypetale, 142. 
Polypody, 87. 
Poplar, 215. 
—— Black, 224, 
—— Lombardy, 224. 
— White, 224. 
Poppy, 19. 
sev clioa uae 199, 
Potash, 27. 
Potassium, 54. 
Potato, 26, 34, 160. 
Primrose, 99, 152, 153, 164. 
— Evening, 182. 
planted root upwards, 2. 
Primula obconica, 142. 
Prothallium, 81, 89, 110. 
Protoplasm, 12, 25, 51, 52,57, 60, 73. 
Pronuba, 106. 
Puff-ball, 4. 
Pyramidal Orchid, 139. 
