IN-DEX. 



313 



Mayflower, 158. 



Meadow Kue, 61. 



M Clio. I la, 250. 



Mfdlar, 117. 



Medulla, pith ; Medullary ray?:, 107, 189. 



Meinbianou^, thin, like a ineaibiane. 



Mentha, 182. 



Merocarp, one of the carpels of a Cremo 

 carp, 133. 



Metaniori)ho!<i>*, a transformation. 



Midrib (obsolete) the same as midvein. 



Midvein, the central vein of a leaf, -n. 



Milkweed, 195. 



Mitriform, formed like a conical cap. 



Mimosa, 124. 



Modified Leaf, 120. 



Moulds, 27. 



Mouos (in Greek compounds), one ; as 



Monadelphous, stamens in one set, 



Monandrous, with one stamen. [91. 



Monkshood, 64. 



Monocarpic perennials, 263 



Monocotyledonous, with one seed- 

 lobe, 267. 



Monoecious, with 2 kinds of flowers to 

 gether on the same plant, 214, 231. 



Monogynous, with one pistil. 



Monopetalons. See Gamopetalous. 



Moosewood, 192. 



Morning Glory, 91, 118, 182. 



Mosses, 16. 



Mountain Ash. 117. 



Mouse-ear Everlasting, 137. 



Moving Plant, 123. 



Mucronate, ending with a sharp, ab- 

 rupt point (mucro), 244. 



Muhlenburg, Henry, 50. 



Mulberry, 116. 



Mullein, 174, 177-8. 



Multi (in composition), many ; as 



Multifid, cut half-way into many 



ments. 

 Muricate, bearing short, hard points. 

 Muriform, like a wall of mason-work. 

 Muscology, a treatise on Mosses. 

 Mushroom, 27. 

 Mustard. 102. 

 Mustard, Hedge, 185. 

 Mycelium, the first, underground growth 

 (thallus) of the Fungi or Mushrooms. 



Naked receptacle, without chaff, 139. 



Naked seeds, 216. 



Narcissus, 261. 



Napiform (root), turnip-shaped, t,, 



Nasturtion, 95. 'O 



Natant, swimming ; underwater. Ah 



Naturalized and Foreign Plants, <K 



14:3, 176. ' 



Nectar, the sweet secretion of flowers. 

 Nectarine. 116. ^ -.. 



Nectary, an appendage secreting T "'M 



nectar, 47. Vcv 



Nepeta, 177. \y 



Nepenthes, 161. 

 Nettle, 104. 

 Net-veined, same as reticulate-veined, 55. 



(^ 



seg- 



Neutral flower, one with neither stamens 



nor i»istils, as in Hydrangea. 

 New Zealand Flax, 258. 

 Nightshade, 131. 

 Nipplewort, 91. 

 Node, nodus, a joint, 78, 85. 

 Nodding (flower), inclined, like the Ery- 



throumm. 

 Nomenclature, the rules for naming genera 



and species. 

 Normal, according to rule. 

 N<n-way Spruce, 218, 222. 

 Nucleus, the kernel (of ovule or seed). 

 Nut, same as glans. 

 Nut^alls, 213. 

 Nutgrass, 268. 



O. 



Oak, 35, 207. 



Oats, 279.— Wild, 251. 



Ob (in composition) denotes in- /T\ 



version ; as \SI 



Obcordate, inversely heart- 

 shaped. 



Oblanceolate, inversely lance-shaped, 4 

 Oblique, unequal-sided, as an Elm leaf. 

 Oblong, a broadly linear form. 

 Obovate, inversely ovate, 47. 

 Obsolete, past, or out of use 



undeveloped, 1:33. 

 Obtuse, blunt or round at 



apes, 35. 

 Obvolute, half equitant, each 



leaf in the bud embracing 



only one margin of the other. 



Sage. 

 Ochreaj, sheathing stipules, 200. 

 Ochroleucous, cream-colored, pale 



yellow. 

 Octo (in composition), eight ; as 

 Octandrous, with 8 stamens. 

 CEnothera, 125. 



Otticinal, for sale in the shops, 171. 

 Officinal Speedwell, 170, 176. 

 Offset, a short lateral shoot. 

 Onagraceae, 130. 

 Onion, 258. 



Operculum, the lid of a Moss, 14. 

 Opium Poppy. (>8, 70. 

 Opposing (petals), petals and 



stamens opposite, 41, 167. 

 Opposite (leaves), two at 



node, 78. 

 Orbicular, circular, 152. 

 Orchard Grass. 274. 

 Orchidacea;, 239. 

 Orchidaceous flower, 6- 



parted, 1-lipped. 

 Orchis, 233. 



Organized, with mutually-re- 

 lated organs, 13. 

 Orontium, 2:32. 

 Orris-root, 216. 

 Orth6tropous (ovule), erect, 



bent, 214. 

 Osmorliiza, 131. 

 Osmund Fern. 24. 



Osseous, bony, like the Peach stone 

 Ostrya, 214. 



not 



G 



