Index 



1175 



PAGE 



Kentucky 107 



rough 106 



Wolf's 107 



Bluejoint 126 



Bluestem grass 179 



Bluets 871 



longleaf 872 



Bluevine 769 



Blueweed 794 



Bocconia cordata 1050 



Boehmeria 400 



cylindrica 400 



cylindrica var. Drummondiana . . . . 400 



cylindrica var. scabra 400 



Bog-rosemary, downy 738 



Boltonia 928 



asteroides 928 



white 928 



Boneset 908 



false 910 



upland 908 



Boraginaceae 787 



Botanical descriptions 12 



Botrychium 38 



dissectum 39 



dissectum f . elongatum 39 



dissectum var. obliquum 39 



dissectum var. oneidense 40 



dissectum var. tenuifolium 40 



multifidum var. silaifolium 39 



obliquum 39 



obliquum var. dissectum 39 



obliquum var. oblongifolium 39 



simplex 38 



ternatum var. intermedium 39 



virginianum 40 



Bottlebrush 118 



Bouncing-bet 449 



Bouteloua 144 



curtipendula 144 



Bowmansroot 1058 



Boxelder 655 



Brachychaeta sphacelata 926 



Brachyelytrum 136 



erectum 136 



Brainerd, Ezra 10 



Bramia rotundifolia 844 



Brasenia 4^2 



Schreberi 452 



Brassica 491 



alba 1051 



arvensis 492 



campestris 492 



hirta 1051 



juncea * v ^ 



kaber var. pinnatifida 492 



PAGE 



Napus 1052 



nigra 492 



Rapa 1052 



Brauneria 968 



angustifolia 969 



pallida 968 



purpurea 968 



Brickellia grandiflora 1095 



Bromegrass 95 



Canada 98 



fringed 97 



smooth 97 



Bromus 95 



altissimus 97 



arvensis 1025 



asper 1025 



brizaeformis 98 



ciliatus 97 



cilintus f. denudatus 97 



commutatus 99 



erectus 1025 



hordaceus 99 



incanus 97 



inermis 97 



japonicus 99 



Kalmii 99 



latiglumis 97 



mollis 99 



patidus 99 



purgans 98 



purgans f. laevivaginatus 98 



racemosus 1025 



secalinus 98 



sterilis 96 



tectorum 97 



Broomrape 860 



clustered 861 



one-flowered 861 



Broomsedge 178, 180 



Broussonetia papyrifera 1041 



Buchnera 856 



americana 856 



Buckbean 760 



Buckeye, Ohio 658 



yellow 658 



Buckthorn 659 



alder 660 



Carolina 660 



common 1072 



glossy 660 



lance-leaf 660 



Buckwheat 418 



climbing false 418 



Buffaloberry, russet 695 



Bugbane, false 465 



Bug-seed 426 



