GRASS FAMILY. 403 
Capruuary or Harr-tixe Panicum. Old-witch Grass. 
: annual. Culm assurgent or erect, usually 1-2 feet iano resins? ; tea 
high, sometimes branching. ves 3-8 or 10 inches long au a br 
acuminate, nerved, hairy ; sheaths sulcate-striate, ver ed pete oi pre whitish 
: x 
bristly hairs ; ligule short, fringed o! r beard-like. “Pa: nile large and pyramidal sp aie: 
numerous, subdivided, very slander. straight —at “site — then spreading, finally 
divaricate. Spi lets small, Ames I ple. Abortive without a su seal r palea. Per- 
ect a loret much shorter than the upper glume, Lice he ong, plano-conyex, smooth and 
sa pastures, cultivated grounds: throughout the United States. Fl. August. Fr. 
a ember. 
ds, 1 the latter 
pant of summer. In ie che dry culms break off, and the light di- 
satiate the by the winds, until they accum- 
la great quantities ee i fences and hedges. 
*** Spikelets imbricate-spiked on DEES branches lower palea of sterile 
Sloret a or mucronate. 
4. P. @rus-gal'li, L. Culms st ooth ; spikes alternate; glumes 
ovate, sess aeg pointed ; lower mes of f sterile flower with an awn of 
variable Jen length. 
Cock’s-root Panroum. Barn-yard Grass. 
Culm 2-5 feet high, rather coarse, smooth. Leaves 9-15 inches long, 
jlo zh rt, ovate, acute. 
upper one ss long as rag ra eras Part ovate, acuminate, 5-nerved, with bristles on the. 
nerves. tral with 2 palee,— —the lower one Ovate, flat, with a scabrous awn = 
of the ner ti gt aye ome al, 
long acumii 
approximated pairs, presenting a double row of cartilaginous bi 
ovate, acute, thin and membranaceous, nearly as long as the perfect gy ect ford 
plano-convex, acuminate, the palee firm, smooth and shining. ret. Peet 
lar, white or ash-colored, 
elo gr grounds, meadows, drains of barn-yards, &c.: introduced? FI. Augnst. Fr. 
‘ptem! 
Obs. Kunth gives thie as an inhabitant of Se four DB goinen of wos 
globe ; but I it is a nat -_ 
which the sheaths are h hispid, and another Sr hiot the’ fara a ngs 
are awnless. It is apt to abound along the aa, of crude liquid owing 
nd in spots which usually | as 
mille for 
calent and nitrides This vast a pha containing upwards of 400 spe ne 
cy ego number of ie, indigenous, ee inoue 
country, tg po —— value, or it possesses 
WS, eon ie With Speman = 
