174 WEEDS AND USEFUL PLANTS. 
oa _ s plant varies very much in size, Srreding to the soil in i 
disse 
On dry sterile banks it is very dwa t has 
itelt aa or less abundantly all over our “he ee | it is said, all 
rope ; and is a worthless weed, a er found. Good farming 
over 
is the mode for sinsthertons out such intruder; 
isd phe double, the outer rcw of minute mre ; rays conspicuous, white. 
2. E. an’nuum, Pers. Stem sparsely hirsute, corymbosely branched 
above ; eye pieces and sharply dentate-serrate,—the radical and 
lower ones ovate, obtuse, tapering into a margined petiole the others 
sessile, lanceolate, acute, entire near each end ; rays very na: about 
as long as the spenecly setose involucre. 
Annual Ertceron. Flea-bane. Daisy. 
dither biennial? aes , DC). Stem 2-3 = 4 feet high, rather stout, aoe and often 
Radica 
2-4 inches long, roughish and hairy, with narrow- -margined 
ce aril ramon as long as the hate: : yy ves Pere ually feisalier as they as id. 
Heads of florets rather small ; rays white, or sometimes tinged with purple. ob- 
long, somewhat compressed, hirsute ; onpncataeg may rapt sah gece: of pappus, 
except a few short coroniform teeth at or nea: bere YE t of 
Pastures and waste : Northern, Middle a a weetarn relate tes. Fl. June-July. 
Obs. A frequent worthless weed in our pastures ; pa grape ese in- 
jurious,—but conspicuous enough to thane! the notice of the observing 
farmer ; and therefore worthy to be known by 
3. E. strigo’sum, Mull. S 
bosely paniculate above ; leaves lanceolate tn ne base, ae en- 
tire,—the radical ones spatulatelanceolate, tapering into a margined 
Lotuiady rays narrow, nearly twice as long as the minutely hispid in- 
volucre. 
Sreicose Ericeron. Flea-bane. Daisy. 
Root biennial? Stem 2-4 feet high, sulcate-striate and angular, rather slender, and often 
sparingly branched. Leaves 1-3 inches long. Heads of flor ets rather larger. than in the 
; rays white, Akenes oblong, a or ribbed, sparsely pilose : “ inner 
in the disk, es about 15 slender fragile and deciduous bristles ; in mo ba none, or some- 
two caducous bristles : the exterior a small setaceo' uamellate crown, 
auntie in ihe n ray and oper ee ae &é & 
PL and upland ows : Canada to Florida, Fl, June-August. Fr, July- 
Obs. This plant has a et general resemblance preceding, 
but is dong eee a ugh a are usually both ao under 
the same popular n ‘This one is apt to be very abundant in the 
first crop of our 6 meadows, i in i Poapsiv4i ia, after a course of g grain 
crops. After y in good land—it becomes more 
are equally worthless, unwelcome w: 
