TROPICAL AMERICAN EUPATORIEAE 73 
Sect. V. Conociintum (DC.) Benth. (See Robinson, Proc. Am. 
Acad. liv. 320, 364. 
62. E. betonicaeforme (DC.) Bak. Herbaceous or nearly so, 
perennial, erect or decumbent, 6-9 dm. high; stem terete, purplish, 
puberulent or tomentellous; upper internodes 10-12 cm. long; 
leaves opposite, petiolate, ovate to rather narrowly deltoid-ovate, 
obtusish, cordate or somewhat hastate, puberulent above, grayish- 
tomentellous beneath, 3.5-5(-7) em. long, 2.5-4 em. wide, crenate, 
3-nerved from the base, membranaceous; petiole slender, tomen- 
tellous, 1-1.6 cm. long; corymbs terminal, dense, rounded, rather 
few-headed, mostly 2-4 cm. in diameter; heads about 35-flowered, 
4-6 mm. high and equally thick; involucre campanulate, about 2- 
seriate; scales subequal, little imbricated, lance-linear, acute, glan- 
dular-pubescent on.the back, herbaceous; receptacle low-conical or 
subhemispherical; corollas, tubular without distinct throat, puberu- 
lent toward the limb, purple; achenes nearly black at maturity, 1.5 
mm. long, sparsely atomiferous; pappus-bristles dirty-white, nearly 
smooth:—Bak. in Mart. Fl. Bras. vi. pt. 2, 362, t. 96 (1876); Hieron. 
in Engl. Bot. Jahrb. xxii. 789 (1897). Conoclinium betonicaeforme 
DC. Prod. v. 135 (1836). 
Tarisa? Salinas, Valle del Tambo, Lorentz & Hieronymus, no. 943, acc. to 
Hieron. 1. e. : 
[Eastward to Atlantic Brazil.] 
No Bolivian specimen of this well known Brazilian species has been 
found in any North American herbarium, but there is no reason to 
doubt the accuracy of Prod. Hieronymus’s identification. 
Sect. VI. Camputociintum (DC.) Benth. (See Robinson, Proc. 
Am. Acad. liv. 325.) 
_ E. macrocephalum Less. Linnaea, v. 136 (1830); R. E. 
Frics, Ark. fér Bot. v. no. 13. 10 (1906); Robinson, 1. c. 326. 
: Pinos near Nasa alt: 2200 m., Fiebrig, no. 3144 (Gr.); Fries, 
Tar 
no. 1298, ace. to Fries 
[Argent., Paraguay, ivncnay: S. Braz., Colomb., Mex.] 
Sect. VII. Hepecuntum (DC.) Benth. (See Robinson, Proc. 
Am. Acad. liv. 327, 344, 365, lv. 85.) 
Key To SPrEcizEs. 
a. Te Me on wingless eoaggeh heads 40-60-flowered 5. 
cea rhombic-ovate Permestaat sy cikalen of the main stem- 
s 1-2.5 cm. in wits 
c. Caulies with Oy vcanpanlats throat... .64. E. camachense. 
