98 SYSTEMATIC DESCRIPTION OF ASTERS 
Division B. IANTHINE MACROPHYLLI. Violet rays t pale or 
white. Radicals apt to be smoother and longer-stalked than in 55-65; or 
very numerous and short-stalked ; colonies apt to be smaller ( except in 4. 
Suppivision A. PLANTS il: tsp SE often or more; radicals 
large, 8 in. or less; glandular and strigose bait b developed below 
the rescence. 
* Inflorescence somewhat deeply-branched, rather regular and convex- 
topped. 
T Violet of the rays often almost blue but quickly becoming white. 
66. A. IOSTEMMA: characteristic leaves ovate-acuminate, with faper-wing base, 
crenate-serrate,; rough; radicals about 4, cordate-oblong, finally incurved- 
acuminate ; stem brownish. 
67. A. GREMIALIS : uiii leaves auth upper and axile) od/ong-/anceolate, 
elongate, with taper-wing ; radicals about 5, cordate-orbicular ; plant very 
mooth ; stem green and shining ; rays narrow, ifn deep blue-violet ; margins 
crenulate or subentire, or the radicals pect he ser 
672. Fedian form : on leaves short, oblong-oval, 
iolet and subsequent white of “ie rays on less pronounced. 
68. A. NOBILIS : pe earn upper and axile /eaves oblong-lanceolate, soon broad- 
based and sessile, often acutely serrate ; radicals about 4, cordate-ovate, acute or 
cont uncanny serrate or crena! t stem HON, green ; leaves rough 
i and upper broad cal ; 
uen about 4, um ues ons p sradualy Mioi fusum basal 
Jobes; margins dentate, crenulate or subentire; leaves thinnis 
** Inflorescence Te pies very irregular, deny and narrow, 
of the rays moderate or pale 
70. A. SYMPODIALIS: middle er upper ias ovate-oblong with strap-wing or with 
taper-base; radicals about 3, broadly cordate-ovate; margins low-crenate ; 
leaves thicker. 
SvsDIVISION B. PLANTS smaller, chiefly 2 feet or less; radicels fewer or 
smaller, chiefly 3, chiefly 5 inches or less. 
* Inflorescence with flattish top; hair usually little developed; glands 
minute, less widely distributed ; so firm, thinnish. 
T Inflorescence deeply Meuse E 
71. A. SECURIFORMIS: middle and u aves seras k petioled, reduced ; 
radicals cordate-acuminate ; nes ae "UH forwardly directed ; sinus broad 
and deep, sharply recurved (securiform). 
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tt Inflorescence shallow V-shaped, wide-spreading ; plants lo 
72. A. MULTIFORMIS: cauline /eaves of multiform types, cordate, piunt oval, 
Macri ovate, oblong, and lanceolate ; radicals about 2, cordate-oblong, short 
e, /ow-serrate, rough, full green; stem purpled ; inflorescence ne 
qus. 
73. A. RICINIATUS : caulines fewer and guichkly diminished ; radicals about 2, cordate- 
triangular, acute, smaller, dentate; plants low, glabrate, fale; bracts narrow 
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