212 
Diaperia prolifera 224 
==Evax prolifera Nutt. 
Dichondra repens 152, 184 
Dicliptera brachiata 22, 186 
Dicromena colorata 156, 197 
nivea 156, 197 
Diodia tricocca 39, 215 
= Crusea tricocca Heller 
Diospyros texana 142, 181 
Dipteracanthus ciliosus 22 
=Ruellia ciliosa Pursh 
Drummondii 50 
=Ruellia ciliosa longiflora Gray 
Lindheimerianus 
see R. Drummondiana 147, 186 
linearis 50 
see Calophanes linearis 
micranthus 49 
==R. strepens cleistantha Gray 
nudiflorus 21 
see Ruellia tuberosa 186 
Discopleura capillacea 10 
laciniata 171 
Dithyraea Wislizeni 150 
Draba cuneifolia 32, 148, 160 
cuneifolia platycarpa 
see next 
platycarpa 148 
=D. cuneifolia platycarpa Wats. 
Dracopsis amplexicaulis 227 
—Rudbeckia amplexicaulis Vahl 
Drosera brevifolia 4 
Dryopteris patens 157, 200 
patens macroura 200 
Dysodia tagetoides 41 
—=Hymenatherum tagetoides Gr. 
Eatonia obtusata 151 
as Koeleria truncata 30 
Echinacea angustifolia 12, 32, 227, 
175 
Echinocactus Lindheimeri 38, 202 
==E—. texensis Hoepf. 
setispinus 38, 201 
setispinus hamatus 201 
=H. setispinus Muhlenpfordatii C. 
setispinus setaceus 201 
=P. setispinus Engelm. 
texensis 
as FE. Lindheimeri 38, 202 
Echinodorus cordifolius 155, 196 
Echinospermum Redowskii cupulatum 
see EK. texanum 144 
Egletes arkansana 14 
see Aphanostephus 
178 
ramosissima 220 
see A, ramosissimus 173 
skirrobasis 
MISSOURI BOTANICAL GARDEN. 
Bhretia elliptica 153, 183 
Elatine texana 187 
=Bergia texana Seubert 
Eleocharis acicularis 55 
=F. acicularis radicans Britt. 
arenicola 29 
=E. montana R. & §S. 
cellulosa 156, 197 
EHlephantopus carolinianus 175 
Elymus canadensis 151 
striatus 198 
virginicus 157, 198 
Encelia calva 176 
as Simsia calva 228 
Engelmannia pinnatifida 226, 176 
Ephedra antisyphilitica 194 
Epicampes distichophylla mutica 156, 
198 
ligulata 198 
Eragrostis hypnoides 
as Poa capitata 31 
interrupta 156, 157 
trichodes 157 
Erigeron canadense glabratum 220 
modestus 220, 176 
philadelphicus 176 
quercifolius 176 
repens 
as H#. scaposum 11 
tenuis 176 
Eriochloa sericea 151, 198 
Hriogonum annuum 147, 189 
Lindheimerianum 
see E. annuum 147 
longifolium 154, 189 
longifolium plantagineum 22, 32 
multifiorum 51 
tenellum ramosissimum 153 
Erodium texanum 157, 162 
Eryngium aquaticum 
as EF. praecaltum 210 
as EF, virginicum 210 
coronatum 10 
=E. Hookeri Walp. 
Leavenworthii 209, 172 
praealtum 210 
=F. aquaticum L. 
Ravenellii 209 
virginicum 210 
= FE. aquaticum L. 
Erysimum arkansanum 144 
==. asperum DC. 
Erythraea Beyrichii 143, 182 
texensis 143, 182 
Eucnide bartonioides 191, 170 
