486 



HISTORV OF 



857 Descliampsia, Beauv. 



cespitosa, Beauv 

 859 Aira, L. 



llexuosa, L 



863 TrisetLini, Kunth. 

 Pennsylvaiiicum, Tria 



864 Aveiia, L. 



sativa, L. Common Oats 

 palustris, Mx 



865 AiThenatheriim, Beauv 

 avenaceum, Beauv. Oat-Grass 



871 Danthonia, DC. 

 spicala, Hoeni & Schult 



872 Uralepis, Nutt. 

 cup re a, Kunth 



Tribus X. Festucaceae. 

 876 Poa, L. 



pilosa, L 



hirsuta, Mx 



capillaris, L 



Eragnjstis, L 



replans, Mx 



annua, L [Grass 



tiivialis, L. Rough Meadow 



pratensis. L. Green Grass 



comprcssa, L. Blue Grass 



punyens, Nutt 

 878 'Giyccria, R. Br. 



fluitans. U. Br 



Michauxii, Kunlh 

 880 Eaton ia, lh\\'. 



truncata, [cfr Trisctum] 

 883 W\zi\, L. 



mctlia, L 



Canadensis, Mx 

 887 Molica, L. 



spcci(j?a, Muhl 

 892 Dactylis, L. 



glomrrata. L. Orchard Grass 



899 Fcrtuea, L. 

 Tcnella Willd 

 duriusenia, L 

 Pralensis, Herds, Fescue 

 elatior. L 



nuians, Sprong 



900 JJroimis, L. 

 secalinus, L. Cheat. Chess 



arvensis, L'? (cfr. mollis) 

 pnrgans, L 

 ciliatus, L 

 pubescens, Muhl 

 902 Unlola, L. 

 latifolia, Mx 



Tribus XI. Hordeaceae. 



912 Lolium, L. 

 perenne, L. Kye grass 



913 Triticuu], L. 

 vulgare,y\\\. Wheat. (Several 



varieties cultivated) 

 Spelta, L. Spelt 

 Polnnicum, L. Polish Wheat 

 repens, L. Couch grass 



914 Sccale, L. 

 cereale, L. Rye 



915 Elynnis; L. 

 Canadensis, L 

 striatus, Willd 

 villosus, Muhl 

 Virginicus, L 



916 Gymnostichum, Schrcb. 

 Hystrix, Schreb 



917 Ilordeiuii, L. 

 vulgare, L. Barley [ley 

 distichum, L. Two-roived Bar- 

 Tribus XII. Rottboelliuceae. 



930 Tripsacum, L. 

 dactyloides, L. Gama Grass 

 Tribus XIII. Andropngoncae. 



950 Aiidropogon, L. 

 scoparius, Mx. Indian Grass 

 furcatus, Muhl 

 macrourus, Mx 

 Virginicus, L 



Sorghum, Brot. Indian Millet 

 cernuus, lloxb. Guinea Corn 

 bico/or, |{o\b. Chocolate Corn 

 saccharatus, Roxb. Broom 



Corn 

 avenaceus, Mx. Indian Grass 



OKDO XLIII. CYPKUACEAE. 

 Tribus I. Cariceac. 

 957 Carex, L. Sedge, 

 rosea, Schk 

 cejjhaiophora, Muhl 

 sparganit'ides, Muhl 



