344 



INDEX. 



t.. 



Asclepias galioides, 71. 

 glaucescens, 67. 

 Hallii, 69. 

 humistrata, 67. 

 iucarnata, 67. 

 involucrata, 69. 

 Jamesii, 68. 

 lanceolata, 66. 

 leucophylla, 68. 

 Lin aria, 71. 

 linearis, 70, 71. 

 Lindheimeri, 72. 

 linifolia, 70. 

 longicornu, 72. 

 macrophylla, 71. 

 macro tis, 69. 

 Meadii, 67. 

 Mexicana, 71. 

 Michauxii, 72. 

 nivea, 68, 70. 

 niimmularia, 67. 

 Nuttalliana, 69. 



nyctaginifolia, 69. 



obovata, 69. 



obtusifolia, 67. 



ovalifolia, 69. 



parviflora, 70. 



paupercula, 66. 



perennis, 70. 



phytolaccoides, 68. 



purpurascens, 67. 



quadrifolia, 70. 



quinquedentata, 71. 



rubra, 67. 



speciosa, 67. 



stenophylla, 72. 



snbulata, 70. 



Sullivan tii, 67. 



Syriaca, 67. 



tomentosa, 68. 



tuberosa, 66, 72. 



variegata, 68, 69. 



verticillata, 71. 



vestita, 68. 



virgata, 70, 71. 



viridis, 66. 



viridula, 72. 

 Asclepiodora, 66. 



viridis, 66. 

 Astragalus collinus, 51. 

 flavus, 54. 

 Haydenianus, 56. 

 humillimus, 57. 

 Newberryi, 55. 

 * Pattersoni, 55. 



\ subcompressus, 56. 



Astragalus tricarinatus, 56. 



Wardi, 55. 

 Atriplex decumbens, 275. 



B. 



Benzyl Compounds, Researches on 



the Substituted, 209. 

 Benzylbromides, on Certain Sub- 

 stituted, 211. 



Metabrombenzylbromide ,214. 



Orthobrombenzylbromide, 215. 



Parabrombenzyibromide, 211. 



Paraclilorbeuzylbromide, 218. 



Paraiodbenzylbromide, 219. 

 Biatora carnulenta, 179. 



caulophylla, 178. 



glauconigrans, 179. 



livido-nigricans, 180. 



peliaspis, 179. 



peliaspistes, 179. 



petri, 179. 

 Bigelovia Vaseyi, 58. 

 Biographical notices: — 



Karl Ernst Von Baer, 331. 



Alexander Braun, 325. 



Alexis Caswell, 307. 



Charles Davies, 320. 



Charles Henry Davis, 313. 



Christian Gottfried Ehrenberg, 



327. 



Nicholas St. John Green, 389. 

 Wilhelm Friedrich Benedict 



Hofmeister, 328. 

 Christian Jassen, 329. 

 Fielding Bradfort Meek, 321. 

 Johann Christian Poggendorff, 



330. 

 William Augustus Stearns, 



291. 

 Emory Washburn, 300. 

 Edward Wigglesworth, 303. 

 Charles Wilkes, 323. 

 Botany, Contributions to, 51, 159, 



246. 

 Brickellia Greenei, 58^ 

 Browallia Texana, 16^5. 

 Buellia parasema, 185. 



radiata, 173. 

 Butterflies, Sexual Dimorphism m, 

 150. 



Callithamnion arbuscula, 244. 

 Dasyoides, 244. 



