820 
Stylopappus Nurr ........... 564 
Styphonia Nutr.. ........... 845 
Styrandra RAF................ 1h2 
—bifolia RAF.... ....... 152 
SuCcCcuta DESM.. 2... ceed eases 429 
Sufrago GAERTN.............. 499 
Swantia ALEF ......... ...... 315 
Symphachne BEAUY ...... 136 
Syniphoria PERS.............. 483 
—conglomerata PERS..... 485 
— occidentalis R.:‘Br..... 484 
—racemosa PERS.......... 483 
Syumphoricarpa NECK......... 483 
Symphoricarpos JUSS.......... 483 
Symphoricarpos elongata 
PRESLvsssev cones akan 484 
—glomerata PuURSsH....... 485 
—heterophylla Presu..... 484 
Syuphoricarpos occidentalis 
(ROBR ae 34 cad van mene 484 
Symphoricarpos  orbiculatus 
MOEN CH eciaic oe cuiciedasy 485 
—parviflora DESF......... 485 
Symphoricarpos rvacemosus 
MICH asad vcaaeian 483 
—racemosus var. pauciflorus 
TROBB:a, os i sakivascanin meee 484 
—symphoricarpos (LINN.).. * 485 
Syiuphoricarpos vulgaris 
TCH Sivaaciis ec. gains 485 
Symphyandra A. DC.......... 494 
Symphyostemon KL .......... 270 
Symphyotrichum NEEs....... 515 
Symplocarpus SALISB......... 131 
—foetidus SALISL......... 18 
Synaedrys LINDL...... ...... 190 
Synanthereae RICH. .......... 499 
Synassa LINDL .......... 2... 170 
Syndesmon HOFFMNSGG...... 235) 
——thalictroides HOFFMGG. 235 
Syneilesis MAX............... 554 
Synmeria GRAH...........-.. 165 
Syntherisma WALT........... 49 
Synthyris BENTH............6. 467 
——houghtoniana BENTH .... 467 
Syorhynchium Horrm........ 161 
Syrmatium VoaG............ .. 331 
T 
Taeniopetalum BUNGE....... 390 
Taeniostema SPACH........... 364 
Tagetes BAILL ............... 548 
——papposa VENT.......... 549 
Talinum ADANS...........---. 218 
Talinum ciliatum WALP...... 218 
Tulinum teretifolium Pursit.... 218 
Turaxacum HALL........ ...- 562 
Taraxacum dens-leonis Dmsr.. 563 
officinale WEBB......... 563 
Taraxacum turaxacum (LINN.). 563 
"Paraxia INUDE oa eiscen nila tes 381 
Teichostemma R. Br......... 499 
Telmatopbace SCHLEID....... 133 
——orbicularis SCHUR....... 134 
METASPERMAE OF THE MINNESOTA VALLEY. 
Telmatophace polyrhiza GopR 
TelOXVS: MOG cies caper nee’ 
Tenagia REICH...............- 
Tephis ADANS...............5 
Tephroseris SCUUR........... 
Tephrosia PERS...............- 
——vVirginiana PrErRsS........ 
Tephrothamous ScH.-BiP.... 
Terebinthaceae BAILL........ 
Térobera. STHUD. 2.5 osense wens 
Terranea COLLA.............- 
Tetragonoloba SCOP.......... 
Tetrahitum Horr. and LInk 
Tetramolopium NEBs.... 
Tetratelaia SOND............. 
Tetrodus Cass 
Leverton. INN. ssa. etek a eae 
——canadense LINN......... 
Teucrium virginicum Linn... 
“Ehacla: SPACH Cs isco vasa ieee: 
Thalasium SPRENG........... 
Thatictrum: LINN » 6. 5esesese ay 
Thalictrum anemonoides 
MicHx. 
carolinianum WALT.... 
——cornuti T: andG........ 
Thalictrum dioicum LINN...... 
Thalictrum laevigatum 
MUG o arccsiatatas dricasacecarions 
polygamum Coll. Nom.. 
Thalictrum purpurascens LINN . 
Thalictrum revolutum DC.... 
TugOsSUM AIT ec. sssess 
Lhasprem, NUGT 2s: oc ccke secciss 
aureunt (LINN.).. 
Thaspium aureum var. “apte- 
TUN GRAN 667204504504 
Thaspium aureum var. corda- 
tune (WALT. ) 
Thaspium aureum var. trifoli- 
atum C, and R 
Thaspium barbinode (MICHX.).. 
Thaspium cordatum T. and G. 
—trifoliatum GRAY 
—trifoliatum var. 
PUM GABA oes acco sae 
Thaumuria GAUDICH...... .. 
'heldiay AGER ccc: iets 
Thelypodium ENDL............ 
——pinnatifidum (MICHX.) . 
Thelysia SALISB.............. 
Theopyxis GRIS............... 
Thesium corymbulosum 
——umbellatum LINN 
Thlaspi tuberosum NvurTr..... 
——virginianum Porr....... 
Whrasya,: HB Ku cows eseecee oe 4 
Thylax fraxineum RAr....... 
Thymelaeaceae............. 
Thymophylla Laa............ 
Thymus virginicus LINN..... 
ThyrsanthusScHh........ ... 
Thysanella GRAY............. 
