1390 CARDUACEAE 
88. A. vimineus Lam. Stem 6-15 dm. high, glabrous or d so, slender, di- 
Sands branched: eauline leaves linear-acuminate, 7—12 en long, regularh M 
minutely ha a slightly narrowed at the sessile es those of the 
branches mueh smaller: heads very numerous, 6-10 mm. broad, generally edd 
racemose-secund, nus ac involucre broadly turbii nate; braets linea 
acute or acutish, green-tipped, appressed: ray-flowers numerous: ligules me 
4 mm. long, narrowly linear, white, often roseate in fading: pappus white: 
achene pa pubescent.—Moi n: t soil, various provinces, Fla. to Ark., Kans., 
Minn. and Mass.—Late sum.—fal 
89. A. lateriflorus (L.) Britton. Stem 3-15 dm. tall, p ulent or op rn 
brous, slender, diverge ud branehed, often bushy: sul leaves few 
ovate, short- -petio oled; eauline leaves mac bla Pg broadly accolto Or 
elliptic-lanceolate, 5-12 em. long, mostly aeuminate, serrate, those of the 
branches smaller, elliptie or linear-elliptie: heads 6-10 mm. broad, cni 
unilateral on the br aca Qd -peduneled or sessile, D numerous 
erowded: SIr turbin bracts linear- ue d obtu acutish, 
brieate in about 4 series, co short green tips appr Dd Or B pM 
g: a pis numerous; ligules short, “whitish or pale ri rounded at 
the disk- vu purple: pappus whit nan ne minutely pu BOSE 'ent. 
[A. r Ait.]— Or aes soil, variou or A]a. i Tex, Ark. 
Ont., N. S., and N. 7 Lat —fall.—The followi d pod ml be distin 
guished: A. lateriftorus poem with the stem chiefly unbranched: lea 
c aaa above, the a a "d dull green, with n mcm 
eeth: heads glomerate xils spic ae abov e or scattered on short 
"de thyrs 
paniculate heads: leaf-blades ne es laneeolate, ranges in open thiekets from 
Tenn. to Il., Ont., and N. Y.: A. lateriflorus horizontalis, with long o 
tir 
heads very numerou : ; 
pendulus, with long slender, horizontal or drooping bran and droopin 
pons the blades narrowly linear-elliptie, remotely ap b eue heads 
long-peduneled, ranges in thiekets from Ala. to N. C. "m nd N. Y. 
90. A. hirsuticaulis Lindl. Stem 4-9 dm. tall, slender, erect, pubescent, nearly 
or quite to the base; branches usually sho rt spre eadin ng or ascending: le af 
blades thin, ran s above, usually densely c on the midvein d 
serrate with v appressed teeth, or entire, of linear type, sometimes 
long, sessile o xd basal ones spatulate and petio oled: heads more or less er 
e br Oe chiefly loosely clustered, Tp Ben Mtl or few in the 
j tsin 30 
l narrow; 
nate or acute: ray-flowers several; ligules E oi 4 mm. long, narrow.— 
Woods and d various provinees N of Coastal Plain, Te to Pa. and 
Me. m.—fall—Unlike A. lateriflorus in its hirsute st and its long 
linear i -sided leaf-blades which are hirsute on the midrib beneath. 
. A. ptarmicoides (Nees) T. & G. Stem tufted, 3-6 dm. high, slender, rigid, 
usually rough above, corymbosely branched near the summit: leaf-blades Jin near- 
lanceolate, 3-ribbed, entire, or with a few distant teeth, firm, shining, rough- 
margined or ciliate, sometimes scabrous, acute, narrowe ed ud a sessile base, or 
those of the lower leaves petioled; the d and basal ones 7-15 em. long, 
upper smaller, those of the br qu linear subulate: heads 16-25 mm. broad, 
j h 
0 
4 series: ray-flowers 10-20; ligules snow-white, narrow, 6 mm. long: pappus 
white, achene gee —Dry o r rocky soil, various provinees, Ga. to Ark., 
Colo., N W Terr., Ont., “and Mass. —Sum.—fall.—Remarkable among asters for 
