296 



[43S 



References to the Flora are in brackets [ ] 



Hedge mustard [143 



Hedge-nettle [201 



smooth [201 



Helenium [236 



autumnale 29, [237 



nudiflorum [237 



tenuifolium [236 



Heleocharis. . .12, 19, 23, 31, [103 



acuminata 21, [103 



comfressa [103 



Engelmanni 21, [104 



glaucescens 21, 24, [103 



intermedia 21, [103 



obtusa [104 



ovata 20, 21, 24, [104 



palustris .... 20, 21, 24, 28, [103 



glaucescens [103 



tenuis 21, [103 



Helianthemum [i77 



majus [177 



Helianthus.27, 32, 39, 47, 70, [234 



annuus [234 



divaricatus [234 



hirsutus 44. 52. 63, [234 



trachyphyllus [234 



macrophyllus [235 



strumosus 44, [234 



macrophyllus [235 



mollis [235 



tuberosussubcanescens.68, [235 



Heliopsis 39, [233 



scabra 43. 52. 63, [233 



Hellebore, false [113 



Helobiales [83 



Hemerocallis [113 



fulva [113 



Hemlock-parsley [252 



Hemp [126 



common [126 



Henbit [201 



Hepatica [ '39 



acuta [139 



aciUiloba - [^39 



Hepatica [i39 



Herd grass [91 



Herpestis [208 



rotundifolia [208 



Hesperis [250 



matronalis [250 



Heteranthera [m 



reniformis ... 22, [ill 



Heuchera [148 



hispida 59, [148 



Hibiscus [ 1 76 



Trionum [ ' 76 



Hicoria ... [119 



alba [i20 



glabra [ 1 20] 



laciniosa [120] 



minima [120] 



ovata [119] 



Pecati [120] 



sulcata [120] 



Hickory 38) 47. [ 1 19] 



pig-nut [120] 



shag bark [119] 



shell bark, big [120] 



Hickory association [54] 



Hieracium [243] 



Gronovii.- [243] 



longipilum [243] 



scabrum 44, [243] 



High water shrub [254] 



HiPPOCASTANACEAE. . . . . [172] 



Hoarhound [200] 



water. [203] 



white [200] 



Hog peanut [165] 



Holcophacos [161] 



distortus [161] 



Hollyhock [176] 



Homalocenchrus [90] 



lenticularis [245] 



oryzoides [90] 



Virginicus [9°] 



Honewort [186] 



Honeysuckle [215] 



smooth [215] 



Honeysuckle family [214] 



Hop [126] 



common [126] 



Hop-clover [i.59] 



least [159] 



low [1.S9] 



Hop-hornbeam [122] 



Hop-tree [167] 



Hordeum [99] 



jubatum [99] 



nodosum 64, [99] 



pratejise [99] 



sativum hexastichon .... 70, [99] 

 Horehound, see hoarhound 



Hornbeam [122] 



Hornwort. .... [i37] 



Hornwort association 18 



Hornwort family [i37] 



Horse chestnut family.. . .[172] 



Horse-gentian [215] 



Horseheal [230] 



Horse-mint [201] 



lemon [202] 



Horse-nettle [205] 



Horseradish [i45] 



Horsetail 23, 26, [82] 



