94- 48. Loiium. 10. GRAMIKE^. Plend.pL 



2. Loiium temulentiim. Intoxicatins^ darnel* 

 Spike beai'ded ; locust (s smaller than the glume ; root 



annual ; culm rough above. 



Loiium album. Rail Syn. 395, 1 5 Ger. em, 78; Park, 1145. 



Loiium temuleiitum, Lin. S. P. 122. 



Loiium annuum, Lamarck Fl. Franc. 



Crachalia temulenta, Schrank Fl. Bat. 255. 



Bromus temuleutus, Bern. Erford. 49. 



Bearded darnel. 



Corn-fields and among flax ; annual ; June. 



Culm erect, 2 feet high, very baJd below, but rough 

 above ; leaves rough ; ligula very short, blunt, crenulate ; 

 spike erect, large; rachis rough; Jloivrets many, awned a 

 little below the tip ; aum twice as long as the flowret. 



Seeds ground with bread-corn produce headach and 

 vertigo, if the bread is eaten hot; malted with barley, and 

 made into malt-liquor it renders the liquor very intoxica- 

 tive : if eaten by itself, or with but a little wheat-flour, it is 

 even deleterious. 



3. Loiium arvense. Corn darneU 

 Spikes mostly awnless ; locus t(B and glumes of equal length; 



foot annual. 



Loiium arvense, With. 168. 

 Loiium temulenium, Huds. Fl.jing, 55. 

 Loiium annuum, Bern. Erford. 1301. 

 White darnel. 



Fields; annual; July. 



Cuhn and rachis entirely bald ; leaves bald, but some- 

 times rough at top ; glume mostly of one spathelle, some- 

 times of two ; locustce rather longer than the glume ; Jloivret 

 apparently awnless ; awns extremely short. 



VIII. 49. AGROPYRUM. Gaertner. Wheatgrass. 



Locustce sessile or with short footstalks; glume 3 to 

 9-flowered, acute, not notched, opposite, shorter than the 

 flowret; lower spathellule not notched, sometimes toothed; 

 bristled ; bristles sometimes very short or none ; upper spa- 

 thellule nicked or 2-cut, toothed ; lodicule ovate, not nicked, 

 hairy ; ovary smooth ; stigmata feathered ; cariopsis husked, 

 furrowed.— ^i?ac/ii5 jointed, toothed, spiked; spike compound. 



1. Jgropyrumjunceum. Rush wheatgrass. 



Glume mostly 9-ribbed, blunt, 4 or 5-flowered ; Jlowret 

 awnless ; rachis smooth ; root creeping. 



