INDEX. 



59*7 



PAGE. 



Houstonia, L 199 



avguHifolia, Pursh 200 



cserulea, L 200 



var. ji. minor, T. ti; G 200 



Linnsei /i. minor, Mx 200 



purpurea, L., var. ciliolata, 



Gr 199 



var. longrifolia, Gr 200,540 



tenuifoiia, Nutt 200 



Hudsonia, L 60 



ericoides, L 00, 492 



ericoidef^, Ri(;h 60 



tomentosa, Nutt 60 



Humulus, L 429 



Lupulus, L 429 



Hutchvma calydna, Desv 56 



Hydrastis, L 27 



Canadensis, L 27, 483 



Hydrocotyle, Tourn 178 



ambigua, Pursh 18o 



Americana, L 178 



composita, Pursh ISq 



Hydropeltis purpurea, Mx 31 



Hydro PHYLLACEiE (lxvi) 331 



Hydrophyllum, L 331 



appendiculatum, Mx 332 



Canadeiise, L 332 



capitatum, Dougl 331 



lineare, Pursh 333 



Virginicum, L 331, 567 



Hymenoluhus divaricatus, Nutt 56 



erectus, Nutt 56 



Hymenopappus. L'Her 249 



Doughim, 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 



ascyroideft, Willd 84 



Canadense, L 85 



var. major, Gray 500 



corymbosum, Muhl 85 



ellipticum, Hook 85 



Kalmianum, L 84 



macrucarpum, Mx 84 



maculatum, Mx 85 



micranthum, Chois 85 



mutilum, L 85 



parviftorum, Willd 85 



perforatum, L 85 



pyramidatum. Ait 84, 500 



quinquenervium, Walt 85 



Sarothra, Mx 85 



Scouleri, Hook 85, 500 



Virginicum, L 86 



PAGE. 



Hypochteris, L 284 



radicata, L 284 



glabra 284 



Hypopity-i, Scop 307 



lanuirinosa, Nutt 307 



Hyssopus, L 382 



otticinalis, L 382 



nepetoidca, Willd 386 



scrophulariivfolius, "Willd 386 



Ilicinb^ (xxv) 93 



Ilex, L 93 



Canadensis, Mx 94 



glabra, Gr 503 



glabra, Gr 94 



Myrsinites, Pursh 95 



opdca, Ait 94 



verticillata, Gr 93 



Illecbbrace.e (lxxx) 396, 499 



Ilysanthes, Raf 359 



gratioloides, Bentb . 359 



Impatiens, L 92 



biflora, Walt 92 



fulva, Nutt 92, 502 



nolitangere, Mx 92 



nulitangere, /3, Mx 92 



pallida, Nutt 92 



Inula, L 239 



Helenium, L 239 



lonidium, Vent 61 



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



Ipomoea, L , 344 



pandurata, Meyer 345 



purpurea. Lam 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 



Juglandb.e (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. pisifarmis, Pursh 433 



squamosa, Mx 433 



tomentosa, Mx 433 



