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Fibrous-rooted Wheat-grass. Agropyron caninum. 
Fine Bent. Agrostis vulgaris. 
Fine-top. Agrostis vulgaris; A. canina; Sporobolus airoides. 
Salt-grass. Sporobolus asperifolius; S.airoides. 
Finger-grass.  Panicum sanguinale. 
Hairy. Panicum sanguinale. 
Seaside. Chloris petra. 
Finger-spiked Beard-grass. Andropogon provincialis. 
Indian-grass. Andropogon provincialis. 
$ 
Wood-grass. Andropogon provincialis. 
Fin's-grass. Agropyron repens. 
Fiorin. Agrostis stolonifera; A. alba. 
Flat-stalked or Flat-stemmed grass. Poa compressa. 
Blue-grass. Poa compressa. 
Ploating-grass. Hydrochloa carolinensis. 
Poxtail Alopecurus geniculatus. 
Manna-grass. Glyceria fluitans. 
Fly-away-grass. Agrostis scabra. 
Fly-catch-grass. Leersia lenticularis. 
Fog, Old. Danthonia spicata. 
Fool-hay. Panicum capillare; Agrostis scabra. 
Fowl Meadow-grass. Glyceria nervata; Poa serotina; Calamagrostis canadensis. 
Fox-grass. Spartina juncea. 
Foxtail. yie glauca; Erianthus saccharoides; Chloris verticillata; Hordeum juba- 
m, and species of Alopecurus; Hordeum murinum (in California). 
5 Trichloris verticillata. 
Bristly. Setaria verticillata and S. germanica. 
Floating. Alopecurus geniculatus. 
Green. Setaria viridis 
Large. Setaria composita. 
Meadow. Alopecurus pratensis. 
Slender. Alopecurus agrestis. 
Fresh-water Cord-grass. Spartina cynosuroides. 
Fringed Brome-grass. Bromus ciliatus. 
Fundi or Fundungi. Paspalum exile. 
Furze-top. Agrostis vulgaris; A. canina. 
-grass. Tripsacum dactyloides. 
Geranium-grass. Andropogon schenanthus. 
German Millet. Setaria italica. 
Giant Rye-grass. Elymus condensatus. 
Gietta or Guyetta-grass. Hilaria rigida. 
Gilbert's Relief-grass. Phalaris caroliniana. 
A AM a MIA 
