390 WEEDS AND USEFUL PLANTS. 
_Root annual. Culm 2 or 3-5 fect high, terete, smooth,—the nodes striate, pubescent. 
Leaves 6-15 inches long, fod tuicar ,nerved smooth or slightly scabrous on the upper 
un te. Spike 3—5 ine 
surface ; sheaths ne ed, smooth ; ligule tr cate, denta hes long, dense, 
, Mostly simple, finally nodding ; rachis co! , broad, hirsute on t argin. 
Spikelets il dat apex. Glw ic -shaped at apex 
sessile, broad, compresse: umes ventricose, shape 
Flores usually 3 fertile and 2 abortive,—the penultimate one pistillate, the terminal one 
neutral and pedicellate. Palew nearly equal, —ithe lower one ventricose, awned or mucro- 
te, the upper one folded, cr te on the two keels. sulcate on 
the upper side, Ace ish or bro 
Fields : cultivated. Native coming uncertain,—perhaps Persia. Fl. June. Fr. July. 
Ofs. Although it has been a. a more human beings are 
eg by Rice, than by any other —yet it is a that 
Wheat is the mot Soy aad velile of” all the Cerealia, or grain- 
= elise is plant that civilized man—espec jally fn n the 
temperate pecreat pre oP lly iivlebted for his bread ; and it is 
consequently a prominent object of attention with the prac ctical — 
a. ih oM vena called “ Spring Wheat,” is occasionally, but rarely, 
in this ave Caine the “ bi oe Wheat” is oe 
i Phot 
0 
says, “ the finest samples of Wheat are small in the 
(cars) thin skinned, fresh, plump, and bright, slipping venitlly 
through bog gine 
species Triticum (T. turgidum, L.) is said to be cultivated in 
Italy, solely for the manufacture of Leghorn or straw hats. 
** Perennials : spikes mostly fen acu 4 5 lanceolate or linear-oblong, 
_ 2. T. repens, L. Rhizomas creeping; spikelets 4—8-flowered, awn 
none, or not more than half the Tength oF the floret; Aen Bt 
Creepine Triticum. Couch-grass. Quitch-grass. 
Fr. Chien-dent. Germ. Gemeine Capes, 
Root perennial,—a white, jointed, creeping rhizoma. Culm about 2 feet high, smooth. 
Leaves ‘e 8 or 12 inches "jong, latice-linear, neryed, scabrous and somewhat ged on 
the upper surface ooo pros ooth ; ligule short, truncate. Spike 3-5 inches 
long ; rachis flexuose mpressed, ‘scotean on — eel sonal 
peeved, roughish,, —the ove margin broader. Florets alternate, a little distant. — 
ee sce est mucronate, smooth ; upper palea obtuse, ciate cette on the two 
ws, pasture e lots, &c.: introduced. “Native of Europe. Fi. July. pipadion es 
~ Obs. This Reem nh is quite distinct in habit from the emnans 
§ 
4 
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; 
sd die Se 
