INDEX. 



585 



Metastelma Arizonicum, 85. 

 Meteoric theory of the zodiacal light, 



3'2;3. 

 Microseris, Don, 6i. 



Bolanderi, 64. 



laciiiiata, 64. 



leptosephala, 64. 



procera, 64. 

 Mignet, F. A. A., notice of, 559. 

 ]\Iilky AVay, brightness of the, 156. 

 Mimosa Lemmoni, 76. 

 Monacetcurcumin, 211, 



properties, 212. 

 Monardella Pringlei, 96. 

 Monolopia gracilens, 20. 

 Moon, the, phases of, 310. 

 Mucobromic acid, 262-268. 

 Mucophenoxybromate, baric, 264. 



potassic, 263. 

 Mucophenoxybromic acid, 262, 268. 

 Mutisiacese, 57. 



Neumayer, evening observations, 

 197. 



Nitric acid, action of, 227. 



Nodocarptea, 79. 

 radicans, 79. 



North pole, mean right ascensions 

 of 133 stars near the, 324. 



North pole of ecliptic, azimuth of, 

 from north through west, for 

 stations in north latitude, 

 178 ; in south latitude, 181. 

 hour angle of, 177. 

 zenith distance of, for stations 

 in north latitude, 177 ; in 

 south latitude, 180. 



Norton, William Augustus, notice 

 of, 530. 



Nothocalais, 65. 



O. 



Oldenlandia Greenei, 77. 

 Orthocarpus imbricatus, Torr., 94. 



linearifolius, Benth., 95. 



pachystachyus, Gray, 95. 

 Orthoiodtoluolsulphonate, 



baric, 294. 



calcic, 294. 



plumbic, 294. 

 OrthoiodtoluoLsulphonic acid, 293. 

 Oyedtea Seemauni, 10. 



P. 



Palafoxia Feayi, Gray, 31. 



latifolia, DC, 31. 



linearis. Lag., 31. 

 Pappothrix, 18. 

 Parishella, 82. 



Californica, 84. 

 Parotermes, 135. 



fodinas, 141. 



Hagenii, 139. 



insignis, 137. 

 Pectidiformes, DC, 42. 

 Pectidium, 45, 48. 

 Pectis, 43, 



angustifolia, Torr., 46. 



Berlandieri, DC, 46. 



Bonplandiana, HBK., 46. 



canescens, HBK., 47. 



capillaris, DC, 46. 



diffusa. Hook. & Arn., 47. 



elongata, HBK., 48. 



fasciculiflora, DC, 45. 



holostemma, 46. 



Jaliscana, Hook. & Am., 46. 



Liebmauni, Schultz Bip., 47. 



prostrata, Cav., 45. 



tenella, DC, 46. 



uniaristata, DC, 46. 

 Pectothrix, 44, 47. 

 Pentstemon caisius, 92. 



rubescens, 92. 

 Perezia, Lag., 58. 



adnata, 60. 



carpholepis, 60. 



Coulteri, Gray, 59. 



Dugesii, 00. 



formosa, 58. 



fruticosa, Llav. & Lex., 60. 



hebeclada, Gray, 59. 



Humboldtii, Gray, 59. 



microcephala. Gray, .59. 



Moschato, Llav. & Lex., 58. 



nana, Gray, 58. 



nudicaulis, Gray, 58. 



oxylepis, Gray, 59. 



Parry i. Gray, 58. 



patens, Gray, 60. 



platyphylla, Gray, 60. 



reticulata, Gray, 60. 



rigida. Gray, 60. 



runcinata. Lag., 58. 



Seemanni, Gray, 59. 



Thurberi, Gray, 59. 



thyrsoidea. Gray, 58. 



turbinata, Llav. & Lex., 58. 



