ESTDEX. 



281 



Distances from Fort Belknap to 



SantaFe 89 



Dithyraea 248,271 



Divide 12, 13, 41, 48 



Dodecatlieon 262 



DonaAna 113 



Drift 145,152,162 



Drift-hills 168 



Drought - 37 



E. 



Early explorations of Red river ... 2 



Echinacea 256 



Echinodermata 184 



Egletes 257 



Elevations above sea 43, 56 



Elk creek 20 



Elymus 270 



Elymus *-- — 270 



Encampment, mode of 30 



Engelmannia 257, 272 



Engelmannia 263 



Enslenia 258 



Equisetaceae ' 270 



Equisetum 270 



Eragrostis 269 



Eriogonum 264 



Eritrichium 262 



Eritrichium 262 



Eryngimn 254, 271 



Erythraea 259, 272 



Erythraa 259 



l'Etage Senonien 158 



Euchroma — — 260 



Eulima 182 



Euphorbia 263 



Euphorbiaceae 263 



Euploca 262, 272 



Euploca 262 



Eurytaenia 255, 271 



Eustoma 259 



Euteenia 190, 191 



Evtriana 268 



Evolvulus 259 



Evolvulus 259 



Exogyra 178,179 



Explorations by Gregg 4 



" " James .- 3 



" " Long 3 



" " Pike 2 



False rumors 77 



Page. 



False scorpions 241 



Fedia 255 



Felis 186 



Ferruginous sand --• 170 



Fertility of soil 72 



Festuca 269 



Fimbristylis 267 



Fish 24, 216 



Flies, annoyance from 68, 71 



Fort Arbuckle, arrival at 82 



Fort Belknap 5, 11 



Fort Smith, altitude of 1 12 



Fort Smith, arrival at 5 



Fossils 45 



Fossil-wood 164 



French explorations of Red river. 2 

 Fresh water... 37, 40 



G. 



Gaillardia 256 



Galeodes 241 



Garter snake - 190 



Gasteropoda 225 



Gaura 253 



Gentianaceae --• 259 



Geraniaceae 250 



Geranium 250,271 



Gerardia 261 



Geology of Arkansas 156 



Geology of country 140 



Glandularia 261 



Globiconcha .-** 182 



Glycyrrhiza 251 



Gnats, annoyance from 68 



Gold.: 162 



Gold-bearing formation 19 



Gold-bearing rocks 147 



Golddeposites 14 



Gold diggings of Colorado 148 



Grama grass 28, 43, 50 



Grama 268 



Gramineae 267 



Granite 14,15,158 



Grapes --- 35 



Grasses, native 73 



Grazing, best time for 31 



Gregg's expedition 4 



Greyhounds , use of, in chase 25 



Grossulaceae 254 



Grotto in gypsum 51 



Grove of timber 21 



Gryphaea 179 



Guides, sagacity of 76 



Gynamblosis 263 



Gypsum 22, 46 



Gypsum beds, extent of 91 



