264 BOTANY 
Magnesium, 75, 76, 79. 
in chlorophyll, 89. 
Mahoe, 209. 
Maikaika, 164. 
Maize, 255. 
grain, 36-7. 
Mallow, 256. 
leaf, 18. 
Mangeao, 208. 
Mangrove seed, 38. 
adaptations of, 203. 
root, 73. 
Manuka (tea-tree) 
description, 2388-40. 
heath plant, 198-9. 
leaf, 140-1. 
on bush burn, 213. 
Rangitoto, 213. 
Margins of leaves, 140. 
Mari, 79. 
Matai, 209. 
Maximum temperature, 40. 
Meadow foxtail, 255. 
Measurement of 
128-30. 
Mechanical analysis of soil, 
83 
Medullary ray, 92. 
Melicope, 182. 
Meristem, 
Mesocarp, 182. 
Mesophyll, 117. 
Mesophytes, 194, 204, 212. 
Metrosideros, 240, 
Mica, 79. 
Micropyle, 32. 
Mignonette, 256. 
Mimosacer, 229. 
Mingimingi, 138. 
Minimum temperature, 40. 
Mint, 101. 
Mistletoe, 99, 210. 
Mixed forest, 206. 
Modifications of 
leaves, 185, 142, 144. 
petals, 21. 
roots, 70-4. 
sepals, 20. 
stamens, 21. 
stems, 96-105. 
styles, 23. 
Moisture in germination, 389. 
Monocotyledon, 219, 248-55. 
root, 70. 
seed, 36-7. 
stem, 93. 
Moneecious, 164. 
Mosaic leaf, 115-6. 
Moss, 206, 210, 213. 
Mount Cook lily, 188, 140, 224. 
Mucilage disperses seed, 187. 
Miihlenbeckia, 214. 
Mulberry fruit, 184. 
Mullein leaves, 114. 
Mustard, 229. 
seedling, Tbe ALT, abied 9: 
Myrsine, 214. 
Myrtacerw, 238-40. 
transpiration, 
77-8, 
Myrtus, 240. 
bullata, 217. 
obecordata, 137. 
pimenta, 240. 
Naming plants, 219. 
Napiform, 72. 
Narcissus, 255. 
Nasturtium 
flower, 256. 
leaf, 16, 122, 138. 
Natural order, 218. 
selection, 192. 
Nectaries, 160. 
Nelson, 211. 
Nigella, 225. 
Niggerhead, 198. 
Night-flying insects, 154. 
Nightshade, 257. 
white climbing, 97. 
Nitrates, 75, 82. 
formation, 82. 
of soda, 82. 
Nitric acid, 82. 
Nitrogen, 75, 79. 
absorption, 
Nodes, 15. 
Nodules of bean root, 15. 
Notothlaspi, 228. 
Nucleus of pollen 
grain, 159. 
Number of members, 
Nut, 181. 
81-4. 
219. 
Oak, deep-feeder, 53. 
leaf, 141, 142. 
root, 53. 
tree, 94, 
Oat, 255. 
Obcordate leaf, 137. 
myrtle, 137. 
Oblanceolate, 138. 
Obovate, 137. 
Obtuse, 143. 
Offset, 101. 
Ohakune, 209. 
Oils, 81, 44, 74, 108. 
Olearia, 248. 
colensoi, 140. 
furfuracea, 198, 199. 
Onetapu desert, 205. 
Onion bulb, 103, 109. 
order, 252. 
Opening ‘of petals, E55. 
Optimum temperature, 40. 
Orange fruit, 182. 
Orchid epiphytic, tor, 185, 206. 
pollination, 169. 
root adaptation, 74. 
Organic matter, 
formation of I&. 
Ineo. Ws 
Organic, 18. 
Organism, 11. 
Organs, 11. 
Osmosis, 62-5. 
