INDEX. 



A. 



Abutilon crispum, Don, 418. 



Dugesii, 447. 



hypoleucum, Gray, 418. 



malacum, 446. 



reventum, 418. 



Sonorse, Gray, .418. 

 Acacia anisophylla, 452. 



biaciculata, 432. 



CochliacaQtha, Humb.& Bonpl., 

 427. 



millefolia, 427. 

 Acalypha Caroliniana, Walt., 440. 



subviscida, 44(J. 

 Acanthacese, 405. 



Achsetogeron affinis, Gray, 38G, 

 432. 



Palmeri, Gray, 386, 432. 



pinnatifidus, 386. 

 Acid, arsenio-vanadic, 59. 



benzoic, action of chromic su- 

 perfluoride on, 188. 



difluorbenzoic, 190. 



/3y-dibronipyromucic, 167. 



/3S-dibrompyromucic, 159. 



/3-nionobrompyroinucic, 147. 



S-inonobrouipyroniucic, 137. 



nitric, action of, 145, 153, 167, 

 174, 180. 



phospho-vanadic, 56. 



tribrompyroniucic, 175. 

 Acids, on brompyroniucic, 135. 



on substituted pyromucic, 135. 



researclies on the complex in- 

 organic, 50. 

 Acrocomia viuifera. Oersted, 405. 

 iEgopogon geminiflorus, II BK., 443. 



gracilis, Vasey, 443. 

 iEschynotnene fuscicularis, Schl. & 

 Cham., 424. 



Agarum Turneri, Post & Rupr., 



476. 

 Ageratum corymbosura, Zuccag., 



431. 

 Air, on the effect of temperature 



on the viscosity of, 1. 

 Achemilla sibbaldisefolia, HBK., 



428. 

 Alcoholic sodic hydrate, action of, 

 upon pyromucic tetrabro- 

 mide, 155. 

 Alcohol thermometers Baudin 8208 

 and 8209, comparison of, 

 with the air thermometer at 

 low temperatures, 45. 

 Algse, notes on Arctic; based prin- 

 cipally on collections made 

 at Ungava Bay by Mr. L. M. 

 Turner, 409. 

 Alnus acuminata, HBK., 441. 

 Alsodeia Guatemalensis, 458. 

 Alternanthera Achyrantha, R. Br., 



436. 

 Alum and potassium hydrate, a 

 thermochemical analysis of 

 the reaction between, 201. 

 Part I., 201-208. 

 calculations, 2(14. 

 experiments, 205-208. 

 limit of error, 204. 

 method and calculations, 202. 

 Partir., 208-221. 

 conclusion, 217. 

 discussion, 211. 

 effect of temperature, time, and 

 dilution on the equilibrium, 

 214. 

 general metliod, 208. 

 tables, 218-221. 

 Abimiuo-molybdates, 121. 

 Aluminum bronze, 497. 



