MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 1031 



Oryzopsis — Con. Page 



parviflora 910 



pringlei 968 



pungens 439, 910 



racemosa 442, 910 



seleri ." 937 



sibirica 909 



webberi 442, 910 



Osterdamia 484 



japonica 980 



matrella 980 



tenuifolia 980 



zoysia 980 



tenuifolia 980 



Oxyanthe phragmites 936 



Oxydenia attenuata 89 1 



filiformis 891 



virgata 892 



Oxytenanthera 29 



Pacific bluegrass 134 



reedgrass 322 



Palea 8 



Palmgrass 726 



Palustres, group of Poa 116 



Pampasgrass 189 



Paneion aridum 938 



buckleyanum 982 



mains 982 



bulbosum var. viviparum 938 



compressum 939 



glaucum 940 



interius 941 



longiligulum 942 



nemorale 942 



pratense 943 



sandbergii 944 



triflorum 943 



Paniceae 24, 569 



Panicoideae 15 



Panicularia 81 



acutiflora 879 



americana 86, 880 



borealis 879 



brachyphylla 85, 880 



brevifolia 974 



canadensis 879 



davyi 84, 880 



distans 945 



airoides 945 



elata 879 



elongata 880 



erecta 879 



fendleriana 940 



fernaldii 879 



flaccida 881 



fluitans 880 



septentrionalis 881 



grandis 880 



holmii 881 



laxa 88, 879 



leptostachya 880 



maritima 946 



melicaria 880 



multifolia 881 



nervata 881 



elata 89, 879 



filiformis 881 



major 881 



parviglumis 881 



purpurascens 881 



rigida 881 



stricta 881 



viridis 881 



nuttalliana 944 



obtusa 880 



occidentalis 880 



pallida 880 



fiava 880 



paucifiora 881 



procumbens 946 



rigida 881 



scabrella 944 



septentrionalis 881 



striata 881 



thurberiana 942 



torreyana 88, 880 



Panicum 626, 910 



abscissum 700, 910 



Panicum — Con. Page 



aciculare 645, 911 



aculeatum 674, 911 



acuminatum 926 



addisoni 663, 911 



adscendens 855 



adspersum 682, 911 



agrostoides 701, 911 



ramosius 701, 911 



condensum 915 



elongatum 923 



alabamense 926, 927 



albermarlense 656, 911 



albomarginatum 666, 911 



alopecuroides 933 



amaroides 911 



amarulum 699, 911 



amarura 699, 911 



minus 911 



ambiguum 954 



americanum 934, 982 



amplectans 915 



anceps 702, 911 



angustum 911 



dejisiflorum 911 



pubescens 919 



rhizomatum 922 



strictum 924 



angustifolium 647, 911 



angustifolium 913, 915 



annulum 651, 912 



anomalum 982 



anthaenantia 818 



antidotale 706, 912 



appressum 917 



aquaticum 947 



arenicola 911 



arenicoloides 648, 912 



aristatum 859 



arizonicum 682, 912 



laeviglume 912 



majus 912 



tenue 912 



ashei 677, 912 



atlanticum 925 



auburne 658, 912 



aulaxanthus 818 



aurelianum 922 



aureum 919 



austro-montanum 915 



autumnale 585, 892 



pubiflorum 892 



avenaceum 913 



baldwinii 913 



bambusoides .- 888 



barbatum 919, 949, 982 



barbinode 681, 922 



barbipulvinatum 689, 913 



hirsutipes 913 



barbulatum 653, 912 



bartowense 685, 912 



beckmanniaeforme 917 



benneri 660, 912 



bennettense 646, 912 



bergii 691, 912 



berteronianum 950 



bicknellii 649, 912 



bushii 912 



bifidum 927 



bobarti 913 



bogueanum 912 



boreale 651, 912 



michiganense 912 



boscii 679, 912 



molle 680,912 



brachiatum 915 



brachyanthum 703, 913 



breve 668, 913 



brittoni 916 



brizaeforme 917 



brodiei 920 



bulbosum 627, 695, 913 



avenaceum 913 



minus 697, 913 



sciaphilum 697, 913 



violaceum 913 



bushii. : 912 



caerulescens 653, 913 



caespitosum 922 



