292 
INDEX. 
Page. 
Bluegrass, little . . = 45 
malpais 44-45 
Texas 44 
joint 121,122 
stem 87 
big 263,264 
little 260,261 
B lumenbachia . . 266 
Botelua 191 
Bottle-brush grass 98, 99 
Boutekma 4, 191, 193-194 
arnericana 191 
aristidoides 193, 194 
barbata 191,194 
curtipendula 191,193,195 
eriopoda 193 
filiformis 193 
gracilis 193,194 
heterostega 193 
hirsuta 191,193 
oligostachya 193 
polystachya 194 
procumbens 193,194 
prostrata 191,194 
racemosa 191,193 
rothrockii 193 
simplex 191 
texana 193,196 
triaena 193 
Brachiaria 221 
ciliatissima 221 
erucaeformis 221 
platyphylla 221,223 
Braehyelytrum 154-156 
aristatum 156 
erectum 145,155,156,157 
Brachypodium 34 
distachyon 34 
Brachy stylus 107 
Briza 45 
canadensis 34 
eragrostis 45, 46 
maxima 45 
media 45,46 
minor 45 
Brizopyrum 58 
boreale 58 
Brome-grass 4,24-28 
awnless 25 
downy 29 
Hungarian 25 
Schrader's ... 24 
smooth 25 
Brome-grass, wild 26 
Bromelica 69 
(section of Melica) 71 
Bromus.... 24-28 
arenarius 28 
carinatus 25 
ciliatus 25,26 
commutatus 25 
cristatus 87 
elatior 28 
erectus 25 
hordeaceus. 28 
inerrnis 25 
marginatus 25 
porteri 25 
purgans 25 
racemosus 24 
rubens 28 
secalinus 24,25,27,28 
sterilis 24 
tectorum 28, 29 
trinii 28 
unioloides 24 
villosus 28 
Broom corn 267 
sedge 260,262 
Broom-corn millet 230 
Buchloe 197-199 
dactyloides 199 
Buffalo grass 4, 193, 198, 199, 200 
Bulbilis 197-199 
dactyloides 193,199,200 
Bunch-grass 150 
blue 4,31,88 
mountain 4, 31 
Burro grass 81, 82 
Cabrera 224 
chrysoblepharis 224 
Calamagrostis 121-123 
andina 145 
brevipilis 123,125 
canadensis 121, 122 
langsdorfii 123 
longifolia 125 
rubescens 123 
scabra 123 
Calamovilfa 123,125 
brevipilis 125 
curtissii 125 
gigantea 125 
longifolia 125,126 
Calanihera 198 
dactyloides 198 
