COLOMBIAN EUPATORIUMS. 315 
white or nearly so) glabrous, 3.5 mm. long, with short proper tube 
and longer distinctly enlarged throat; achenes 2.3 mm. long, at 
maturity almost black, hispidulous, prominently 5-costate-angulate . 
and with 3-5 secondary ribs each in an interval between the primary. 
— Proc. Am. Acad. liv. 247 (1918). 
INTENDENCIA DE CxHoco: Truand6, Schott, no. 3 (Field Mus., phot. Gr.). 
A species clearly of the genus Eupatorium, yet somewhat anomalous 
in the supernumerary ribs of the achenes. 
71. E. Dombeyanum DC. Nearly glabrous or somewhat hir- 
tellous in the inflorescence and on the nerves of the leaves, 6-9 dm. 
high (Smith), herbaceous or slightly shrubby; stems erect, terete; 
internodes 5-6 cm. long; branches slender, bearing 1-3 pairs of leaves 
and terminating in open compound cymes together forming a loose 
leafy-bracted panicle; leaves opposite, ovate, attenuate-acuminate, 
sharply serrate except at the rounded base, green and very smooth on 
both surfaces, 3-5-nerved from slightly above the base, membranace- 
ous, 6-8 em. long, about 3 cm. wide; petiole slender, 1.5-2.3 cm. long; 
bracts linear; pedicels filiform; heads often nodding, about 25- 
flowered ; involucre campanulate; scales subequal, lance-linear, acute, 
; corollas inferred to be purplish but perhaps white; achenes 
black, glabrous or slightly hispid on the angles toward the summit.— 
Prod. v. 167 (1836). 
1372 m., H. H. Smith, no. 621 (Gr., U. S., Mo.). 
Touma: edge of woods, alt. 2000-2300 m., Murillo, Pennell, no. 3190-(Gr.). 
Originally described from material collected by Dombey in South 
America, presumably in Peru. The type in the DeCandollean Her- 
um was examined some years ago by the writer and there is a 
th the original diagnosis, the Colombian plants just cited corre- 
spond closely in all significant details. 
E. azangaroense Sch. Bip. Puberulent shrub or undershrub 
se r more dm high; leaves lanceolate- to triangular-ovate, sub- 
at the apex, obtuse or rounded or subcordate at the base, 
oarsely Serrate, 2-4 cm. long; corymbs few-headed; heads many- 
flow, ered; involucral scales more than 20, linear-lanceolate, acuminate, 
54 brous or glandular-puberulent, almost equal.— Bonplandia, iv. 
re oa without char.; Wedd. Chlor. And. i. 217 (1857), where 
