354 



INDEX. 



Engelmann, George, 36. 



Gould, Benjamin A., Jr., 164. 



Gray, Horace, 163. 



Horsford, Eben N., 163. 



Jackson, Charles, Jr., 302. 



Lawrence, Abbott, 185. 



Lee, John C, 163. 



Loring, Charles G., 185. 



Putnam, George, 185. 

 Fish, blind, of Mammoth Cave, 180. 

 Flesh, composition of, 163. 

 Flora of later miocene of Europe and the existing Flora of North 



America compared, 43. 

 Flora, orbit of, 305. 

 Formulae for the perturbations of Neptune's longitude and radius 



vector, 286. 

 Fossil seeds, 179. 

 Fuscescentes, Fr., 240. 



G. 



Gercza, gen., Torr. & Gray, 48. 

 canescens, T. & G., 49. 

 Glaucescentes, Fr., 217, 239. 



Gould, B. A., Jr. The orbit of Flora, computed at Gottingen, 305. 

 Granulosae, Fr., 259. 

 Graphidaceae, Fr., 198, 261. 

 Graphis, 268. 



Gray, Asa. On new Compositse from Te.xas, 46. 

 Gun-cotton, 43. 

 Gyalecta, gen., Ach,, 197, 235. 



cupularis, Schaer., 235. 

 Gymnocarpi, Schrader, 197. 



H. 



Harpacticus, gen., M. Edwards, 152. 

 acutifrons, D., 153. 

 concinnus, D., 152. 

 linearis^ D., 153. 

 roseus, D., 153. 



