120 DESCRIPTION OF ASTERS; DIVARICATI 
1" LoNG-LEAVED STRAIGHT-TOOTH form. Numerous long nar- 
row sage-green leaves, narrowly ovate-lanceolate, incurved-long- 
acuminate ; sinus slight and short ; slender petioles persistent ; teeth 
long, straight- backed, forward- directed, almost continuous from 
sinus to apex. Heads very many and small ; bracts rather narrow. 
N. Y. vic., Bryn Mawr Park, Se. 19, 99. 
0 SHORT-LEAF BROAD-SINUS form, intermediate to A. arci- 
folius. Numerous dark short and small leaves of cordate-ovate 
type; apt to be asymmetrical, and with short decisive acumi- 
nation; sinus broad and excavated, then brace-bases succeed, 
sometimes with a few narrow sinuses ; upper caulines rounded or 
truncate at base; petioles short, persistent; narrow wings fre- 
quent; texture a little thickish ; inflorescence small, with early 
arrest of main axis; bracts rather narrow. 
N. J., Palisades, numerous ; Undercliff, Se. 14, ’99. 
!' BROAD-HEART form. Leaves dark dull green, of broad 
short cordate type, merely acute or in less distinct plants slightly 
caudate; sinus deep, broad, rounded or almost rectangular ; 
texture thickish ; upper caulines lanceolate with short wing ; in- 
florescence small, dense ; heads small; rays 8 or more, even to 
13, short, 5n in. long ; disks soon brown; bracts very stiff and 
with no scarious margin. 
NY r Park, Se. 16, '99-1903, on jah Av. Rock, a 
dense little patch n now almost ee (Se. 1904) ; Inwood, Oc. 13,’ 
W. N. Y., Fredonia at Cascade Brook, '98. 
P Birma form: plants more slender and wiry- 
stemmed than typical 4. divaricatus, with rather large, smooth, 
bright green, long-acuminate leaves of very thin firm texture and 
hard shining surface 
Va., Potomac, Spout Run, etc., Oc., '88. 
1? SLEEK-LEAF form; weak-stemmed or decumbent plants 
i dark green oblong- acute leaves of peculiar soft smooth cool 
texture. 
. V. vic., McLean Av ples Caryl, Se., 98. 
* LIMP-LEAF form ; small assurgent plants with brownish- 
mess sires forward | pine „leaves which are flaccid when 
fresh, with brace-sinus (except some lance leaves), long ieee 
acumination ; and with remotish clusters of subsessile heads, 
which " resembles A, divaricatus — SUS. 
, Phoenicia, thicket on Esopus Cr., Se.:9, '98. 
* * kkk***k** DNEXPEAINED STEM VARIANT FORMS in which 
some character of stem or habit is conspicuous 
5 CrRCAEAN form. Small thickly congregated plants, resem- 
bling Circaea alpina in size, leaves, habit and habitat, in mucky 
RAP ee ee rain 
