INDEX. 



551 



Page. 



Iris prismatica ii. 29 1 



versicolor 290 



Virginica 291 



Iris Tribe ii. 290 



Iron-weed i. 322 



Iron wood ii. 185 



Isanthus ii. 55 



coeruleus 55 



Isnardia al/ernifolia . i. 238 



ascendens 239 



palustris 238 



spharocarpa . _ 238 



ISOETACE^E ii. 514 



Isoetes ii. 514 



lacustris 514 



Isolepis ii. 360 



capillaris 360 



lineata , __ 356 



micrantha 362 



planifolia 351 



subsquarrosa . . 362 



Iva i. 374 



frutescens 374 



Jacob's Ladder ii. 94 



Jamestown-weed ii. 101 



Jeffersonia i. 34 



Bartonis 34 



binata 34 



diphylla 34 



Jerusalem Oak ii. 134 



Jewel-weed i. 125 



Jimson-weed ii. 101 



Joe-Pye-weed i. 326 



Joint-weed ii. 153 



Judas-tree i. 188 



JUGLANDACEiE . ii. 179 



Juglans ii. 179 



alba 181, 182 



amara 183 



cathartica 180 



cinerea 180 



compressa 181 



glabra 182 



hybrida 180 



laciniosa 183 



Page. 



Juglans nigra ii. 179 



obcordata 182 



porcina 182 



squamosa 181 



sulcata 183 



tomentosa 182 



JUNCACE^S ii. 323 



JUNCAGINACEiE, ii. 260 



Juncus ii. 325 



acuminatus 327 



acutijlorus 327 



aristatus 331 



Balticus 326 



bicornis 329 



biflorus 331 



bufonius 329 



campestris 324 



ccenosus 330 



communis 325 



Conradi 328 



echinatus 326 



effusus 325 



filiformis 325 



fraternus 327 



Gerardi 330 



glaucus 326 



Greenii 329 



marginatus 330 



melanocarpus . 324 



nodosus 326 



paradoxus 327 



parviflorus 324 



pelocarpus 328 



pilosus 324 



polycephalus . . 327 



Roslkovii 326 



setaceus 325 



stygius 331 



sylvaticus 327 



tenuis 329 



trifidus 331 



viviparus 328 



Juniper ii. 234 



Juniperus ii. 234 



Barbadensis . . 235 



Page. 



Juniperus Bermudiana, ii. 235 



communis 234 



prostrata 235 



repens 235 



Sabina 235 



Virginiana 235 



Justicia Americana . . ii. 27 



linearifolia 27 



pedunculosa _ _ 27 



Justicia Tribe . ii. 27 



Kalmia i. 440 



angustifolia 441 



glauca 441 



latifolia 440 



polifolia 441 



rosmarinifolia. 441 



Kidney Bean i. 159 



Kill-lamb i. 435 



Kiskytom ii. 181 



Knawel Tribe i. 107 



Knot-grass i. 104 



Knot-root ii. 65 



Knot-weed ii. 145 



Koj;leria ii. 469 



Pennsylvania. 469 



truncata 469 



Krigia i. 409 



amplexicaulis . 410 



Virginica 409 



Kylingia ovularis ii. 344 



LABIATiE ii. 54 



Labrador Tea i. 442 



Lacis ceratophylla ii. 171 



Lactuca , _ _ i. 418 



elongata 418 



hirsuia 418 



integrifolia 418 



longifolia 418 



sagittifolia 418 



villosa 419 



Lactuce^; i. 412 



Lady Fern ii. 496 



Lady's-slipper . i. 124; ii. 286 



Lady's-thumb ii. 149 



Lady's-tresscs _. ii. 282 



