94 SYSTEMATIC DESCRIPTION OF ASTERS 
33°. Small-tangle form : small sharp-based tangled inflorescence. 
34. A. SCUTIFORMiIS : lower leaves scutiform (somewhat cordate-acuminate, with very 
shallow, broad, tricurve sinus), serrate; upper leaves oblong-lanceolate, va 
petioled or wing-based ; stem reddish-brown; veins strongly cornaceous; brac 
chanfer php oct disks dull reddish-bro 
342. Sesstli aic form: leaves thicker, denser, en hei, 
visION C. BRACTS broad: leaves of dense, firm texture: plants in 
stools. 
35. A. ARCUATUS : leaves broad and short, low-serrate, deep-green and rough, with 
road deep subtruncate sinus ; stem brittle, decurved from radiating tufts ; bracts 
ounded or truncate; disks chiefly maroon 
36. A. SOCIABILIS: Zeaves ovate-acuminate, close salient-serrate, short-petioled, with 
deep strong simus; stems erect, close-cespitose, chiefly green; bracts broad; 
isks soon à 
37. A. ULMARIUS : Zeaves oblong-ovate, crenate-serrate, dark-green and dull, with 
narrow sinus; stems erect, close-cespitose; bracts broad ; disks soon purplish- 
brown. 
Division E. FURCATE Negras Bracts acute or acutish, large, flattish. 
Small scattered plants about I ft. high. 
38. A. FURCATUS: Zeaves ovate-triangular, straight-acuminate, the upper elliptic- 
oblong and sessile ; a few basal are ovate with small deep sinus ; all hispidulous 
both sides when dry; teeth long, straight, forward-directed ; bracts triangular- 
elongate; heads large and few, remote, on stout prolonged forking pedicels, 
turbinate ; ae purplish-bro 
39. A. LEPTOCAULIS : /eaves pisi or ovate-lanceolate, little roughened, dense- 
pubescent ane bracts verging to the obtuse; stem green, smooth and 
shining. 
CURVESCENTES 
Radicals usual, numerous and large, forming conspicuous colonies; involucre 
narrowly cylindrical or terete, and the flower-buds cylindrical; rays white, 
sometimes turning rose-color but not violet ; disks turning brown or sienna, not 
crimson ; pedicels not tomentulous all over as in 4. divaricatus and kindred, 
but bearing its pubescence in lines; zo glandular hair present ; inflorescence 
subpinnately ramified rather than furcate. 
Division A. CURVESCENT ASTERS proper. Bracts chiefly scarious and 
very narrow and attenuate, tapering-obtuse. Leaves large, thin. 
ays narrow. 
SUBDIVISION A. INNER BRACTS very thin, without obvious midrib, 
olor, or 
40. A, CURVESCENS : Jeaves diode. curvescent-serrate; inflorescence small, 
convex-topp omed when pressed, its pedicels radiating outward and 
upward ; rays 8, very narrow, ioni Sa 
SuBDIVIsION B. INNER BRACTS with obvious midrib. 
4I. A. OVIFORMIS : /eaves oviform or pinta with wait e D a large 
but excessively /Azm ; inflorescence more irregular, flattish-topped ; near- 
oblong ; bracts broader, obtuse. 
42. A. VITTATUS: leaves ovate- — — acuminate-serrate, the lowest with 
broad shallow sinus ; i me ; most brac 
obtuse, with green ——! band and whitish edges, 
75 very long attenuate, 
