634 



Index 



Stigmatophyllon periplocifolium, 516 



Stockard, C. R. Cytological changes 

 accompanying secretion in the nectar- 

 glands of Vicia Faba, 247 



Streptanthus, 142; cordatus, 142; cras- 

 sifolius, 142; longirostris, 142 



Strobus, 411; Strobus, 411, 424 



Strophostyles, 32 



Strumpfia, 223, 227 



Struthiopteris, 197 



Studies in etiolation, 67 



Studies in North American Convolvu- 



laceae, 313, 495 

 Studies in North American Polygona- 



ceae, 51 

 Studies on color in plants, 77 

 Studies on the Rocky Mountain flora, 



137 

 Study of synapsis and reduction, A, 



271 



Stylodon, 243 ; scabrum, 243 



Svida, 147 



Synapsis and reduction, A study of, 



271 



Tannin cells of persimmons, 567 

 Taxilejeunea, 17 



Taxodium distichum, 525, 528, 534; 

 imbricarium, 237 



Tectaria, 200, 603 ; Amesiana, 479 ; 

 coriandrifolia, 199, 200, 480; hera- 

 cleifolia, 199, 200, 481 ; minima, 



199, 480, 482; trifoliata, 199, 200, 

 482 



Telaranea nematodes, 130, 131 



Teratophyllum, 37, 40 ; aculeatum, 40, 

 41 ; articulatum, 40 



Tessaria, 154; borealis, 154 



Tetmemorus, 609 ; Brebissonii minimus, 

 609 ; Brebissonii minor, 609 ; Brebis- 

 sonii turgidus, 609 ; granulatus, 609 ; 

 laevis, 6oq ; minutus, 609 



Tetragonolobus, 144 



Tetraneuris, 155, 156; argentea, 155; 

 fastigiata, 155 ; glabra, 155 ; glabrius- 

 cula, 155; herbacea, 155; Ivesiana, 

 155; leptoclada, 155 stenophylla, 



I55 '. v 

 Thaspium barbinode Chapmani, 240 ; 



montanum tenuifolium, 147 



Thelypodium crenatum, 141 ; integri- 



tolium, 141 



Thladiantha, 332 



Three excursions into southern Florida, 



Pteridophytes observed during, 455 

 Thuja, 166; cretacea, 169 

 Thujopsis, 166 



Thyella. 313; acrocephala, 313; 

 bracteosa, 313; Choisyana, 313; 

 eriocephala, 314; lactescens, 314; 

 maynensis, 314; montana, 314; 

 pycnocephala, 314; rufovelutina. 



314 ; serrata, 314 ; sphaerocephala, 



314; tamnifolia, 313, 314 

 Thymbra, 244 ; caroliniana, 244 

 Thymus carolinianus, 243, 244; grandi- 



florus, 243 

 Tilia, 216 

 Tillandsia usneoides, 527 



Tithymalus arkansanus coloradensis, 



i4S 

 Todites, 164 



Tovara, 378 



Trachelospermum difforme, 535 



Trachylejeunea, 16, 17 



Tradescantia, 336 



Trichochloa, 230 



Trichomanes, 201 ; Krausii, 201, 460 ; 



punctatum, 461 ; reptans, 461 ; 



sphenoides, 201, 460 



Tridax procumbens, 517 



Trillidium Govanianum, 393 



Trillium, 273, 387-396 ; acuminatum, 396 ; 

 affine, 389, 396 ; album, 392 ; brevi- 

 petalum, 396 ; californicum, 395 ; 

 camschatcense, 389, 393 ; camtschati- 

 cum, 393; Catesbaei, 387, 389, 390, 

 395, 396; cernuum, 387, 388, 390,392, 

 395, 396 ; crassifolium, 395 ; declina- 



tum, 388-390, 392, 394 ; divaricatum, 

 396 ; erectum, 387, 388, 390- 

 393, 396 ; erectum album, 392, 393 ; 

 erectum atropurpureum, 392 ; erectum 

 declinatum, 389 ; erectum flavum, 392 ; 

 erectum japonicum, 393 ; erectum 

 viridiflorum, 392 ; erythrocarpum, 

 394 ; flavum, 396 ; foetidum, 392 ; 

 Govanianum, 389, 393 ; grandiflorum, 



387, 389, 392, 394, 395 ', hamosum, 396 ; 

 latifolium, 396 ; lirioides, 396 ; ner- 

 vosum, 395; nivale, 387-389, 393, 

 394 ; nutans, 396 ; obcordatum, 396 ; 

 obovatum, 392-394 ; ovatum, 389, 

 395,* pendulum, 391, 392; pictum, 

 394 ; pumilum, 395 ; purpureum, 392 ; 

 pusillum, 389, 395 ; rhomboideum, 



391 ,' rhomboideum album, 391 ; rhom- 

 boideum grandiflorum, 394; rivale, 



387, 389, 393 J Rugelii, 388, 391 ; 



Scouleri, 389, 394, 395; simile, 



388, 391; Smallii, 389, 392 ; spatu- 

 latum, 396 ; stylosum, 395 ; texanum, 

 395 ; Tschonoskii, 389, 392, 393 ; un- 

 dulatum, 388, 389, 393, 394; Vaseyi, 

 388, 390 



Trillium, The pedunculate species of, 



387 

 Triosteum angustifolium, 33 

 Tropics, The species of Lycopodium of 



the American, 101 

 Tsuga, 295, 405, 412, 524; canadensis, 



301, ^ 412, 434, 518, 524, 525; Mer- 



tensiana, 518 

 Tubercularia carnea, 414 



