96 49. Agropyrum. 10. GRAMINEiE. Vleiid.ph. 



4. Agropynim pungens. Pricking wheatgrass. 

 Spike continued; o-achis hispid; locusfce alternate 2-rovved; 



spatlielles equal, acute, 5 to 7-ribbed ; spathellnles very 

 short, mucronate ; leaves flat at bottom, edge convolute at 

 top, rather stiff, pungent ; root creeping. 



Gramen caninum maritimum spica trilicea, Rail Syn. 390,3. 

 Triticuin repens y, Smith Fl. Brit. 1, 15S. 

 Trilicum pungens, Lamarck Fl. Fr. Supp. 1662, 

 Agropyrum pungens, Rcem. Sys. Veg. 



Sea-side. 



Root creeping ; leaves flat, apex rolled, smooth or hairy. 



5. Agropyrtim repens. Creeping wheatgrass. 



Root creeping, white, jointed, soboliferous ; locustce ob- 

 long, mostly 4, -flowered ; spatlielles awnless ; spathellules 

 mucronated, as long as the spathelles. 



Gramen caninum q. Gramen spica trUicea repens vulgare, caninuEi dic- 

 tum, Rail Syn. 390, 1. 



Gramen caninum, Ger. em. 255, 

 Gramen caninum vulgatius. Park. 1173. 

 Gramen of the medical writers. 

 Triticum repens, Lin. S. P. 121. 

 Bromus glaber. Scop. Cam. 1, 84. 

 ^ Triticum arvense, Schreber. 



Triticum infestum, Satis. Prod. 27. 

 Agropyrum arvense, Roevier Sys. Veg. 754. 

 Dogs grass. Couch grass. Quitch grass. 



Fields and gardens ; perennial ; July to August. 



Root creeping ; culm erect, 2 feet high, slender, leafy ; 

 leaves very spreading, nearly 1 -rowed, rough on the upper 

 surface and edge ; spike rather erect, 2 to 3 in. long ; /o- 

 cust(B small ; spathelles often awned ; aiv?is of different 

 lengths. 



Root sweet, used as food for horses in many countries, 

 also for man in time of scarcity, or medicinally as a demul- 

 cent and aperient, has also been proposed as a saccharine 

 matter for brewing ; but being a troublesome weed in gar- 

 dens is mostly burnt ; leaves eaten by dogs as an emetic, 

 probably acting mechanically. 



(3. suhiilatiim. Locnstce oblong, mostly 6-flowered ; spa- 

 thelles awlshape; spathellules mucronate, longer than the 

 spathelles. 



Trilicum subulatum, Schreber. 



y. dumetorum. Locustce either single, in pairs or in 

 threes, oblong, 5 or 6-flowered ; spathelles and spathellules 

 awned ; aivns not a line long. 



Trilicum diiinclorum, Schreber. 



Tritiicum repens 3, WUk, But. Arr. 1,229. 



