436 FLORA OF BRAZIL. 
5-dentatæ, dentibus oblongis, obtusis. Antheræ incluse, 
apice breviter et obtuse appendiculatæ. Styli basi bulbosi, 
rami compresso-clavati, longe exserti. Pappus 2-serialis, 
setis barbellatis stramineis, interioribus corollam subæ- 
quantibus, exterioribus paulo brevioribus. 
This is a true congener of my Liatris Braziliensis (n. 
4864), agreeing with it in habit, but distinguished by its 
membranous, triplinerved, entire, pilose leaves, and glabrous 
achænia. 
CHroMoLÆNA, DC. 
3828. C. epaleacea; caule herbaceo erecto tereti striato his- 
pido apice ramoso, foliis oppositis sessilibus late ovatis 
obtusis basi cordatis 5-nerviis crenatis supra scabridis 
"Subtus 5-nerviis valde reticulatis minute resinoso-punc- 
tatis, capitulis ad apices ramulorum paucis subcorymbosis 
60-floris, involucri campanulati squamis multiserialibus 
laxe imbricatis oblongis obtusis concavis glabris striatis, 
achænio ad angulos scabriusculo. 
Has. Upland campos, near Villa de Arrayas, Province of 
Goyaz. March, 1840. 
Herba perennis, 2-3-pedalis, basi lignosa. Folia 33-4 poll. 
longa, 2-2} poll. lata. Capitula 6 lin. longa, 44 lin. lata, 
albida. Receptaculum ` conicum, nudum. Corolle vio- 
laceæ, involucro breviores.  Acbzenia acute 5-angulata. 
Pappus uniserialis, setosus, setis gases stramipeih $ 
corollam subæquantibus. D: 
a I have been much puzzled where to: refer: this plant, 
_ which in every thing but the naked receptacle, is a Chromo- — 
~ læna: ` With Campuloclinium it agrees in its conical recep- 
tacle, but its many: ranked involucrum prevents its being put : 
_ into that genus ; and although there are some true species of - 
: Eupatorium. which have convex receptacles, yet I can! find no 
described species of that genus with which the present plant 
. will associate. Guided by its natural. affinities; Y shall con- 
= uet s due ite — asa sonus ag 
TRETAL 
MAR 
