INDEX. 



409 



PAGE 



sychnocephala, Carey- .121, 375 



sylvatica, Dew 161 



tenella, Schk 121 



tenella, Schk 376 



tenera, Dew 133 



tenera, Olney 132 



var. major, Olney 133 



tentaculata, Muhl ." 173 



var. rostrata, Pursh 173 



tentaculata, Muhl 3^6, 389 



tenuiflora, Wahl 122 



tennis, Rudge 139 



teretiuscula, Good 116 



var. ampla, Bailey 374 



var. major, Koch 116 



var. ramosa, Boott 116 



tetanica, Schk 152 



var. Meadii, Bailey 152 



tetanica , Schw. & Torr 154 



Thurberi, Dew 173 



Tolmiei, Boott 151 



Torreyi, Tuck 153 



torta, Boott.... 146 



var. composita, Porter.... 146 



tribuloides, Wahl 130 



var. cristata, Bailey 130 



var. reducta, Bailey 130 



triceps, Michx 137 



trichocarpa, Muhl 174 



var. aristata, Bailey 175 



var. Deweyi, Bailey 174 



var. turbinata, Dew 174 



trisperma, Dew 122 



Tuckermani, Boott 172 



var. cylindrica, Dew 172 



typhina, MX 137 



typhinoides, Schw 137 



limbellata, Schk , 160 



var. brevirostris, Boott. . . 160 



var. ncina, Dew 160 



undulata, Kunze 154 



Vrbani Boeck 141 



nrsina, Dew 113 



uslulata, Wahl 138 



utriculata, Boott 388 



var. globosa, Olney 171 



var. minor, Boott 171 



utriculata, Boott 171 



vaginata, Tausch 153 



var. alto-caulis, Dew 153 



vaginata, Tausch 382 



Vahlii Schk 136 



Van- Vleckii, Schw 156 



varia, Muhl 159, 384 



var. minor, Boott 1 59 



var. minor, Hook 159 



var. pedicellata, Dew 159 



varia, Muhl 383 



variabilis, Bailey 380 



var. elatior, Bailey 381 



27 



PAGE 



Vaseyi, Dew 171 



vesicaria, Linn 171 



var. alpiyena, Fries 169 



var. major, Boott 171 



var. major, Boott 388, 389 



vesicaria, Pursh 170 



virescens, Muhl 136 



var. elliptica, Olney 136 



Virginiana,v&r.dongata, Boeck 144 



viridula, Schwein & Torr 137 



viridula , Michx 140 



vitilis, var. pallida, Olney 123 



vulgaris, Fries 142 



var. alpina, Boott 143 



var. hyperborea, Boott. . . 142 



var. juncella, Fries, 142 



var. strictiformis, Bailey. 380 



vulgaris, Olney 151, 380 



rulpinceformis, Tuck 115 



vulpinoidea, Michx , . . 115 



vulpinoidea, Torr 117 



Waxltingtoniana, Dew 142 



Willdenovii, Schk 113 



Willdenovii, Gray 113 



Willdenovii, var. Muhl 113 



Woodii, Dew 152 



Wormskioldiana, Schw. & Torr. 112 



xanthophysa, Wahl 166 



var. minor, Hook 166 



var. nana, Hook , 166 



Carum, 325 



Gairdneri, Benth. & Hook. . . . 325 

 Oreganum, Wat 325 



Castalia, Salisb 300 



pygmrea, Salisb 300 



tetragona, Lasson, 300 



Castanea, 356 



sativa, Mill. var. Americana, 



Gray 356 



vulgaris, var. Americana 356 



Castilleia, 348 



breviflora, Gray 348 



Catabrosa, Beauv 219 



aquatica, Beauv 219 



Caulina flcxilis, Willd 91 



Ceanothus, 314 



ovatus, Desf. 314 



Cenchrus, Linn 181 



Carolinianus, Wait 181 



echinatus, Muhl 181 



tribuloides, Linn 181 



Centaurea, 336 



Calcitrapa, Linn 336 



Jacea, Linn 336 



Melitensis, Linn 336 



Centunculus, 340 



minimus, Linn 340 



Ceratochloa breviaristata, Hook .... 237 

 grandiflora, Hook 238 



Cerastium, 309 



