INDEX. 



59? 



PAGE. 



Houstonia, L 199 



angvMifolia, Pursh 200 



cserulea, L 200 



var. /?. minor, T. & G 200 



Linnxi fi. minor, MX 200 



purpurea, L.. var. ciliolata, 



Gr 199 



var. longifolia, Gr. ...200,540 

 tenuifolia, Nutt 200 



Hudsonia, L 60 



ericoides, L 60, 492 



ericoides, Rich 60 



tomentosa, Nutt 60 



Humulus, L 429 



Lupulus, L 429 



Hutchinsia calyeina, Desv 56 



Hydrastis, L 27 



Canadensis, L 27, 483 



Hydrocotyle, Tourn 178 



ambigua, Pursh 180 



Americana, L 178 



composite, Pursh 18o 



Hydropeltis purpurea, MX 31 



HYDROPHYLLACRE (LXVI) 331 



Hydrophyllum, L 331 



appendiculatum, MX 332 



Canadense, L 332 



capitatum, Dougl 331 



lineare, Pursh 333 



Virginicum, L 331, 567 



Hymenolobus divaricatus, Nutt 56 



erectus, Nutt 56 



Hymenopappus, L'Her 249 



Douglasii, Hook 249 



filifolius, Hook 249 



tenuifolius, Eaton .... 249 



Hyoscyamus, L 351 



niger, L 351 



Hyoseris amplexicaulis, MX 273 



Virginica, L 273 



HYPERICACE^E (xix) 84 



Hypericum, L 84 



anagalloides,Cham. &Schlecht. 85 



ascyroides, Willd 84 



Canadense, L 85 



var. major, Gray 500 



corymbosum, Muhl 85 



ellipticum, Hook 85 



Kalmianum, L 84 



macrocarpum, MX 84 



maculatum, MX 85 



micranthum, Chois 85 



mutilum, L 85' 



parviflorum, Willd 85 



perforatum, L 85 



pyramidatum, Ait 84, 500 



quinquenervium, Walt . . . .' 85 



Sarothra, MX 85 



Scouleri, Hook 85, 500 



Virginicum, L 86 



PAGE. 



Hypochseris, L 284 



radicata, L 284 



glabra 284 



Hypopitys, Scop 307 



lanuginosa, Nutt 307 



Hyssopus, L 382 



ofticinalis, L 382 



nepetoides, Willd 386 



scrophularisefolius, Willd 386 



ILICINE.E (xxv) 93 



Ilex, L 93 



Canadensis, MX 94 



glabra, Gr 503 



glabra, Gr 94 



Myrsinites, Pursh 95 



opaca, Ait 94 



verticillata, Gr 93 



iLLECEBRACEjE (LXXX) 396, 499 



Ilysanthes, Raf 359 



gratioloides, Benth 359 



Impatiens; L 92 



biflora, Walt 92 



fulva, Nutt 92, 502 



nolitangere, MX 92 



nolitangere, f3, MX 92 



pallida, Nutt 92 



Inula, L 239 



Helenium, L 239 



lonidium, Vent 61 



concolor, Benth. & Hook. . .61, 492 



Ipomoaa, L 344 



pandurata, Meyer 345 



purpurea, Lain 344 



Isanthus, MX 379 



cseruleus, MX 379 



Isnardia alternifolia, DC 168 



nitida, MX 168 



palustris, L 168 



Iva, L 240 



axillaris, Pursh 240 



xanthiifolia, Nutt 240 



Jaumea, Pers 248 



carnosa, Gr 248 



Jeffersonia, Barton 30 



Bartonis, MX 30 



diphylla, Pers 30, 483 



JUG LANDED (xcv) 433 



Juglans, L 434 



cinerea, L. 434 



nigra, L 434 



Juglans alba, MX 433 



amara, MX , 434 



porcina, MX 433 



var. obcordata, Pursh 433 



var. pisiformis, Pursh 433 



squamosa, MX 433 



tomentosa, MX 433 



