INDEX 



343 



Xelumbo, 1G9. 201, 207, 208. 



Nemec, B., 74, 75. 



Nemophila, 130, 176. 



Xeottia, 131, 133; nidus-avis, 82, 122; 



ovata, 88, 39. 

 Xepenthaceae, 246, 268. 

 Xicotiana, 80. 96, 97. 157, 158; Taba- 



cum. 136. 147, 151, 158. 

 Xigella, 99, 151, 158; daniascena, 



157, 159; sativa, 156. 

 Xolanaceae, 256, 269. 

 Xothoseordon fragrans, 213, 221. 

 Nuphar, 50, 176; lutea, 208. 

 X\ ctaginaceae. 96, 97, 244. 

 Xyctandra. J2. 

 Nymphaea, 9, 22. 23, 50, 53, 176, 



201, 207: alba. 82. 

 Nymphaeaceae, 103, 110, 176, 245, 



282, 312, 313. 



Obolaria. 50. 



Oehnaceae, 249. 



Oenothera. 104; Lamarckiana, 292; 



lata. 293. 

 Olaeaceae. 243. 

 Oleaeeae, 97, 255. 

 Oliniaceae, 250. 

 Oliver, F. W., 55, 80, 85, 95. 106, 



109. Ill, 134, 148, 169, 177. 178, 



199. 

 Onagraeeae. 30, 97, 131, 250, 267. 

 Onobrychis petraea, 204. 

 Ononis, alopecuroides, 204; fruti- 



cosa, 204. 

 Opiliaceae, 243. 

 Opuntia. tortispina, 214: vulgaris, 



■214. 221. 

 Opuntiales, 250. 

 Orange. 213. 



Orchid, 195: type of embryo, 194. 

 Orchidaceae, 15, 30, 58, 64, 97. 103, 



113. 132. 136, 147, 157. 171, 194, 



2i hi. 234, 238. 266. 

 Orchidales, 238, 264. 276. 

 Orchis, 51, 77. 145. 156: latifolia, 



1',',. 145; maculata, 33. 88, 39. 



I',',: mascula, 82. 121. 126; Morio, 



l','i. 145. 221: pallens, 64. 

 Organogeny of flower. 16. 

 Ornithogalum, 64, 97. 99 : nutans, 



91 : pyrenaicum, 61. 

 Orobanchaceae, 176, 206, 256, 269. 

 Orobanche, 80. 

 23 



Orobus angustifolius, 65. 20 ) : au- 

 reus, 21)4. 



Osmunda, 302, 303: einnamomea, 

 298, 299, Fig. 109; ( laytoniana, 

 298, Fig. 108; regalis, 299. 



Osterwalder, A., 99, 100, 111, 221. 



Osyris. 105. 



Ovary, 24. 26. 



Overton, E., 71. 221. 



Overton. J. B., 63, 64, 81, 82. 94. 

 100, 170. 199, 212. 



Ovulary, 24. 



Ovules, foliar. 50: morphological 

 nature of, 51; development of, 53; 

 forms of, 56. 



Oxalidaceae, 247. 



Paeonia speetabilis, 82. 



Palet, 231. 



Palmaeeae, 231, 262, 266, 274, 275. 



Palmales, 231, 262, 275. 



Pandanaceae, 228, 262, 266, 273, 275. 



Pandanales, 228, 231. 262. 275. • 



Papaver, 136: orientale, 65. 



Papaveraeeae. 65. 246. 



Papilio. 247. 267. 



Parietales. 249. 



Paris quadrifolia. 159, 160. 



Parthenogenesis, 210. 



Passiflora, 131. 



Passifloraceae, 249. 



Payer, J. B., 16, 20. 



Pechoutre, F.. 59, 199. 



Pedaliaceae, 97, 106, 110, 176, 177, 



256, 269. 

 Pedicularis, 106. 

 Tenaeaceae. 250. 

 Pentaphyllaceae. 248. 

 Peperom'ia. 79. 88, 90, 136, 137, 153, 



178. 179. 200; pellucida, 89, 160, 



168, 178, 200. 242. 2S4. 

 Pepo macrocarpus, 143. 

 Perigyny. 13. 14. 

 Perisperm, 103: function of, 179. 

 Peristylis grandis, 1!'4. 

 Personalea, 15. 24. 258. 

 Petasites, 101. 

 Petit-Thouars, 213. 

 Peucedanites, 277. 

 Pfeffer, W.. in. 

 Pfitzer. E., 1!>4. 

 Phajus, 156. 

 Phalaenopsis grandiflora, 194. 



