620 



GEOLOGICAL SITIIVEY OF CANADA. 



PAGK 



laxiflora, Mx 88 



pubescens, Ait 88 



TiLiAcaa; (xxi) 88 



Tolmiea, T. & G 155 



Menziesii, T. & G 155, 525 



Tolmiea occidentalis, Hook 303 



Townsendia, Hook 218 



florifer, Gr 218, 544 



Parryi, Eaton, var. alpina, Gr...544 



sericea, Hook 218 



Tragopogon, L 284 



porrifolius, L 284,559 



pratensis, L 284 



Trautvetteria, Fisch 26 



grandis, Nutt 26 



occidentalis, Gr 26 



palmata, Fisch. & Meyer, var. ( 26 



occidentalis, Gr \ 482 



Trichophyllum lanatum, Nutt 249 



Trientalis, L 313 



Americana, Pursh 313 



arclica, Kisch 313 



Europoea, L 313 



var. arctica, Ledeb.. .313, 565 

 var. latifolia, Torr....313, 565 



Europoea, Ms 313 



latifolia, Hook 313 



Trifolium, L 104 



adadare, Nutt , 105 



agrarium, L 106, 506 



amplectana, L 106 



arvense, L 105 



depauperatum, Desv 106 



fimbriatum, Lindl 105 



furcatum, Lindl 506 



gracilentum, T. & G 506 



heterodon, T. & G 105 



hybridum, L 106 



involucratum, Willd 105, 505 



var. heterodon, Wat ...... 105 



" involvcratwm, Smith 105 



longipes, Nutt 104 



medium, L. 505 



megacephalum, Nutt 104 



microceph alum, Pursh. . . .106, 506 

 microcephalum, var. glabrum. 



Hook 105 



microdon. Hook. & Am . . 106, 506 



ornithopodioides, L 106 



pauciflorum, Nutt 105 



Pennsylvanicwm, D.C 105 



polyphyllum, Nutt 105 



pratense, L 105 



procumbens, L 106 



reflexum, L 105 



renens, L 105 



resupinatum, L 106 



spinulosum, Dougl 105 



tridentatum, Lindl 105, 505 



variegatum, Nutt 105 



Wormskioldii, Lehm 105 



PAGE. 



Trigonella, L 506 



corniculata, L 506 



Triosteum, L 199 



majus, Mx 199 



perfoliatam, .L 199, 540 



Tripolium angustum, Hook 228 



mbiUatum, Nees 228 



Trollius, L 25 



Americanus, Muhl 25 



laxus, Salisb 25, 482 



patula, Salisb 25 



Troximon, Nutt 277 



aurantiacum, Hook 278, 558 



cuspidatum, Pursh 277 



Dens-leonis, Desf 279 



glaucum, Nutt 277 



var. daaycephalum, T. f 278 



&G 1558 



var. parvifloru ni, Gr. . . 278, 558 

 var. taraxacifolium, Gr...278 



glaucum, var. a., Hook 278 



var. /3, Hook 278 



gracilens, Gr 279 



grandiflorum, Gr 279 



heterophy Hum, Greene 279 



humile.Gr 278 



laciniatam, Gr. ; 278 



parviflorum, Nutt 278 



Tsuga, Carr 471 



Canadensis, Carr 471 



Mertensiana, Carr 471 



Pattoniana, Engelm 472 



Turritis brachycarpa, T. & G 43 



diffusa, Hook 47 



' ■ , L 43 



var. /3, T. &G. '.... 43 



■ ■ , Muhl 44 



macrocarpa, Nutt 43 



mollis. Hook 42 



ovata, Pursh 42 



patula, Graham 42 



retrofracta. Hook 43 



spathulata', Nutt 43 



stricfa. Grab 43 



Tussilago. Tourn 259 



Farfara 259 



frigida,!, 260 



pcdmata. Ait 260 



sagitlata, Ait 260 



Ulex, L 104 



Europseus, L 104 



Ulmus, L 427 



Americana, L 428 



Americana, Planchon 428 



var. pendula, Ait 428 



fulva, Mx 427 



racemosa, Thomas 428 



rubra, Mx. f. 427 



TJMBELLiFEaa: (xlv) 178 



