1902] 



INDEX TO VOLUME XXXIV 



479 



Sid a dissecta 24 



Silva of North America 388 



Siphonostele 458 



Sitanion 239 



Small, J. K., work of 76 



Smith, R. E, 231 



Snow, Laetitia M. 284; personal 79 



Soil, ionization of 241 



Soils, physics of 232 



Solanum tuberosum, electrical conduc- 

 tivity of 86 



Solenostele 217 



Solms-Laubach, H. Graf zu 377 



Sorosporium 77 



Spalding, V. M., work of 387 



Spaulding, P. 310 



Spartina 77, 385; Bakeri 77; cynosur- 

 oides 3, 8, 11, 14; glabra 4, 8; gra- 

 cilis 4, 14; patens 4, 8; polystachya 8; 

 Uredineae upon i 



Sphaeropsis, malorum 311; rhoina 311 



Sphagnum, zone of 131 



Spindle formation in Agave americana 



243 



Spiraea, astilboides 246; japonica 246; 



japonic a 2^(i', salicifolia 246; Webb's 



study of 246 

 Stachyphrynium 149 

 Starch grain, structure of 341 

 Starke, J., work of 151 

 Stenopteris38i 

 Stevens, F. L.420; personal 79, I57i 158, 



159, 160 

 Stevens, W. C, personal 319 

 Stewart, F. C, personal 157, 158, 159 

 Stjpa 77, 233; eminens Andersoni 66; 



Has set 66 

 Stomata, mechanism of 242 

 Strasburger, E., work of 312 

 Streptanthus 155 

 Strophostyles 386 

 Stuart, W., personal 247, 376 

 Styracaceae 312 

 Suaeda, depressa erecta 364; fruticosa 



rnulti/lora 364 ; suffrutescens 364 ; Tor- 



reyand 363 

 Sydow, H.,. personal 247,467 



Sydow, P., personal 247 



Symbryon 312 



Synthyris, flavescens 33; Ritteriana 



obtusa 34 



T 



Tansley, A. G., work of 72, 237 

 Taxodium 385, 386; distichum 386; 



bricarium 386 

 Taylor, Miss A., work of 31 1 



Telanthera 456 

 Telaranea 76 



im- 



Temperature, causing change of form 



and structure 100 

 Tennessee flora 386 



Tensions, influence upon cell growth 73 

 Tetracrium 155 

 Tetrardisia 148 



Tetrasporangium'in Rhodophyceae 21J^ 

 Thaxter, R., work of 146 

 Thelesperma 312 

 Thelephora galactina, and root rot of 



apple trees 65 

 Theriot, I., work of 231 

 Thomas, A. P, W., work of 74 

 Thomas, M.B., personal 377 

 Thornber, J. J,, personal 160 

 Thuja, archegonium of 252; fertilization 



in 255; morphological study of 249; 



pollen grain of 250 ; proembryo of 256 ; 



ventral nucleus of 253 

 Thuretella Shonsboei, cystocarp of 153 

 Tilden, Josephine E,, personal 468 

 Tilletia 77 



Tobler, F., work of 377 

 Torrey, J. C, personal 160; work of 236 



Tracy, S. M., work of 386 



Transpiration stream 161, 260; bibliog- 

 raphy of 274 



Trees and shrubs 388 



Trelease, W., personal 160; work of 231 



Tremellodendron 381 



Treub, M., personal 79 



Trichome structures of Erodium cicu- 

 tarium 140 



Trichostomum 231 



Tricyrtis hirta 244 



Trisetum 239 



Tropaeolaceae 149 



True, R. H., personal 160 



Tsuga heterophylla 466 



Tulipa Gesneriana, mitosis in 234 



Turnip rot 240 

 Typha 385 



u 



Ulota 231 



Ulothricaceae 458 



Umbelliferae of Japan, revision of 146 



Underwood, L. M., personal 160; work 



of 45^ 



Uniola 385, 386; paniculata 384 



United States, southeastern, as center of 



distribution 385 

 University of California 232; of Pavia, 



contributions from 455; of Vermont 1 57 



Uredineae I, 247 



Uredo, peridermiospora 6 ; Pkra^mitis iS; 



rtibeila 1 5 ; striola 1 5 

 Uromyces, acuminatus 3 ; Spartinae 3 



Ustilagineae 381 

 Ustilago 77 



* - V 



