TROPICAL AMERICAN EUPATORIEAE 61 
La Paz: Prov. Mea scarce, in gravel and mould, near river, Coroico, 
Bang, no. 2380 (Gr., N. Y., Mo., K.). 
Sect. II]. Eximericata (DC.) Hoffm. (See Robinson, Proc. 
Am. Aaa liv. 303.) 
Y TO SPECIE 
a. HOG ihe (1. Fi dm. in length) sessile by a ‘ts attenuate ay Pore rian 
et kine Lease ucite ane eet yn att E. 
a. Leaves with a distinct and inci petiole b. 
b. a roauistly Soe 
ves serrate, thin, not Dtciiated: bright green beneath; involu- 
cra cals roar atiavnce three-fourths as long “ he florets 
ugipaniculatum 
c. Leaves entire or nearly so, thickish, reticulated, pale beneath; note 
lance-oblong, obtusish, half as long as the flor 
ocladum. 
ie gloe 
b. piney more or less distinctly 3(—5)-nerved from or sitleteas hers the 
ed. 
d. Heads 10-28-flowered e 
- e. Heads loosely and oe erate paniculate; apical appendages 
of the anthers v short or obsolete. .45. - solidaginoides 
e. Heads few in a ¢ a or more " of en numerous x does rounded 
co und corymbs; anther-appendages well developed ¥ 
mpoun' 
f. Leaves entirely glabrous, sharply serrate 
. pres 1-3 cm. wide, punctate beneath. 80. E. Pentlandianum. 
Leaves about 5 cm. ins not punctate..... 
7, Voces alicanend or tomentose or at least fdbarulent OE ‘the 
nerves — h A. 
: leaves 5-22 mm. wide 
$, Involonral tales elliptical to. pee ae rounded at the’ 
y Leaves deeply ‘lobed .(-. 6-4... 05s 
es entire or nearly so.......... 34. o pitt yom 
1. feces scales Siete Ines so gece 
4 
E. azangaroense. 
h. Cauline leaves 2.5-10 cm. wide k. 
k. I aches h shoped nord three-fourths as long as the florets, 
bergian 
k. serene scales = about I half as long as the florets, scarcely 
1. Lower surface of leaves covered ee a dense as or 
tomentum hiding the veinlets. . gipetio 
t ial soy of scores (under a Tens) clearly oticulahed. 
thinly pubescent or gla 
m. Hele 10-13(-22)-flowered: wide oul serrate 
50. . lasiophthalmum. 
eads 22-28-flowered; a entire, iedalabi or 
1—2-toothed on each side 
n. Leaves suborbicular-ovate, 6-8 cm. _— more than 
half as broad as long........ . Tufescens. 
n. Leaves ovate-lanceolate, less a half as wide as 
long, 2-3 em. broad....... E. camataquiense. 
d. Heads 30—# -flowered 0. 
o. Leaves 2—4.5 cm. wide p. 
