578 



INDEX. 



Claytonia perfoliata, Don, 281. 



sarmentosa, C. A. Meyer, 280. 



savmentosa, Bougard, 283. 



Sibirica, L. Hort., 280. 



var. bulbillifera, 281. 



var. heterophylla, 281. 



spathulata, Dougl., 282. 



var. teiiuifolia, 282. 



triphylla, Watson, 278. 



tuberosa, Pall., 279. 



umbellata, Watson, 279. 



Virginiana, L., 278. 

 Cleistanoda, 300. 

 Clematis grossa, Benth., 397. 

 Clethra Mexicana, DC, 434. 

 Clitoria sericea, 407. 



triflora, 407. 

 Cnicus Mexicanus, Hemsl., 433. 

 Cologania pnlchella, HBK., 407. 

 Communications, — 



L. H. Bailev, Jr., 59. 



H. E. H. Clifford, 493. 



Arthur M. Comey, 482. 



Charles R. Cross, 220, 227. 



William Morris Davis, 14. 



Irving W. Fay, 164. 



F. A. Gooch, 167, 177. 

 Asa Gray, 270. 

 Henry B"^. Hill, 315, 482. 

 James Ellis Humphrey, 195. 

 C. Loring Jackson, 245, 249, 



253, 348, 372. 

 George W. Leighton, 158, 159. 

 Arthur W. Palmer, 315. 



G. H. Parker, 205. 

 Edward C. Pickering, 380. 

 Theodore W. Richards, 162, 



342. 



G. W. Rolfe, 253. 



Truman Henry Safford, 1. 



William E. Shepard, 227. 



Roland Thaxter, 259. 



Sereno Watson, 396. 



John F. Wing, 245, 249, 348, 

 372. 

 Copper and silver, a determination 

 of the relation of the atomic 

 weights of, 342. 



condition and time of experi- 

 ments, 345. 



materials used, 344. 



relation of silver to copper, 346. 



summary of the results of dif- 

 ferent methods, 343. 

 Cordia cana, Mart. & Gal., 439. 

 Cordylanthus Wrightii, Gray, 307. 



Coreopsis cordylocarpa, Gray, 428. 



petrophila, Gray, 428. 

 Corythea, 451. 



filipes, 451. 

 Cosmos bipinnatus, Cav., 429. 



exiguus, Gray, 429. 



sulphureus, Cav., 429. 

 Cotyledon attenuata, 472. 



pai'viflora, Hemsl., 473. 



var. (?) squamulosa, 473. 

 Crataegus pubescens, Steud., 411. 

 Croton ciliatoglaudulosus, Ort., 450. 



?, 450. 



repens, Schlecht., 450. 

 Crusea calocephala, DC, 416. 



rubra, Cham. & Schlecht.?, 416. 

 Crystalline scale formed in the man- 

 ufacture of sodic bicarbon- 

 ate by the ammonia process, 

 analysis of a, at Syracuse, 

 N. Y., 159. 



description, 160. 



final average result of analysis, 

 161. 



qualitative analysis, 160. 



quantitative analysis, 160. 

 Cucurbita ficifolia, Bouche, 414. 

 Cunila longiflora, Gray, 444. 

 Cuphea Llavea, Llav. & Lex., 412. 



Palmeri, W^atson, 412. 



procumbens, Cav., 412. 



retroscabra, 413. 



Tolucana, Peyr.?, 412. 



viridostoma, 412. 

 Cuscuta tinctoria. Mart., 440. 

 Cyperus amabilis, Vahl, 459. 



esculentus, Linn., 459. 



fugax, Liebm., 459. 



nodosus, Willd., 459. 



prolixus, HBK., 459. 



serrulatus, Watson, 459. 



seslerioides, HBK., 459. 



Surinamensis, Rottb., 459. 



unioloides, R. Br., 459. 



var. bromoides, Clarke, 459. 

 Cyphomaudra betacea, Seudt., 440. 



D. 



Dalea glaberrima, 470. 

 gracillima, 404. 

 lasiostachys, Benth., 404. 

 Lemmoni, Parry, 404. 

 nigra, Mart. & Gal., 404. 

 pectiuata, Kunth, 404. 



