INDEX 



Bromus 59 



anomalus 65 



var. lanitipes 65 



arvensis 64 



brizaeformis 63 



carinatus 60 



catharticus 59 



ciliatus 62 



commutatus 65, 67 



inermis 61 



japonicus 64, 65 



kalmii 66 



latiglumis 63 



mollis 66 



pumpeilionus 61 



purgans 62 



f. glabriflorus 62 



racemosus 67, 65 



rigidus 69 



rubens 67 



secalinus 64, 65 



sterilis 68 



tectorum 68 



vulgaris 61 

 Brookgrass 32 

 Broomcorn millet 173 

 Broomsedge 181 

 Browntop 1 16 

 Browntop millet 171 

 Buchloe 16, 131 



dactyloides 16, 131 

 Buffalo gross 131 

 Bullgrass 124 

 Burro grass 26 

 Bush muhly 125 



Calamagrostis 1 13 



canadensis 1 14 



inexpansa 1 14 



rubescens 1 13 

 Calamovilfa 1 1 5 



gigantea 115 



longifolia 115 

 CALLUS: the hardened or 



sharpened lower end of a 



floret. 6 Fig. 361 



Figure 361 



Canada bluegrass 75 

 Canada wild rye 94 

 Canary grass 144 

 Cane 1 5 



Carpet grass 159 

 Catabrosa 32 



aquatica 32 

 Catchfly grass 146 

 Cenchrus 16, 149 

 pauciflorus 16, 149 

 tribuloides 149 



Cheat 64 

 Chess 64 



Chewings fescue 73 

 Chlorideoe 11, 19, 20, 21, 



131 

 Chloris 139 



gayona 140 



petraea 139 



verticil lata 141 



virgata 140 

 Cinna 104 



orundinacea 104 



latifolia 104 

 CLEISTOGAMOUS: self-polli- 

 nated within unopened 



buds or florets. 6 

 Cleistogamous spikelets 28, 



99 

 Cieistogenes 99, 100 

 Cocklebur grass 129 

 Cogon grass 176 

 Coix 184 



lacryma-jobi 184 

 Colorado grass 170 

 Cottontop 155 

 Crabgrass 158 

 Creeping bent 116 

 Creeping red fescue 73 

 Crested dogtail 26 

 Crested wheatgrass 88 

 Crinkle own 180 

 Ctenium 138 



aromaticum 138 

 CULM: the flowering stem 



of grasses. 3 

 Cultivated oats 99 

 Curly mesquite grass 130 

 Cut gross 146 

 Cynodon 135 



dactylon 135 

 Cynosurus 26 



cristatus 26 

 Cyperaceae 2 



Doctylis 44 



glomerata 44 

 Dactyloctenium 134 



aegyptium 134 

 Dallis grass 161 

 Donthonia 99 



californica 99 



compressa 1 00 



intermedia 99 



spicata 100 

 Darnel 86 

 DECUMBENT: said of stems 



which are somewhat creep- 

 ing at the base. 3 



Fig. 362 



Deschampsia 96 

 caespitosa 96 

 flexuosa 96 



Diorrhena 31 

 americana 31 



Digitaria 157 

 filiformis 157 

 ischoemum 1 58 

 sanguinalis 158 



DIOECIOUS: having the 

 stominote and pistillate 

 flowers on separate plants. 



Diplachne 133 



DISARTICULATE: to break 

 up at some definite point, 

 determined by anatomy. 

 6 Fig. 363 



Figure 363 



Disarticulation 6 



Distichlis 17, 25 

 spicata 25 

 stricta 17, 25 



Dogtown grass 107 



Dorsally compressed 



Downy brome 68 



Dune sandbur 149 



Figure 362 



Echinochloc 156 

 crusgalli 156 

 pungens 156 

 walteri 156 



Eleusine 134 

 indica 134 



Elymus 92 



canadensis 94 

 cinereus 93 

 condensotus 93 

 riporius 94 

 triticoides 92 

 villosus 93 

 virginicus 94 



Emmer 87 



Enneapogon 23 

 desvouxii 23 



187 



