COLOMBIAN EUPATORIUMS. . 275 
9. E. hypericifolium HBK. Shrub, becoming 4 m. in height 
(Lehmann), with ascending terete slightly furrowed sordid-tomentel- 
lous at length glabrate branches; leaves opposite, short-petioled, 
ovate, acute, entire, 2—2.5 cm. long, 9-15 mm. wide, rounded at base, 
sordid-pubescent and at maturity more or less glabrate above, rusty- 
velvety beneath, 3-nerved from the base; petiole slender 2-3(-6) mm. 
long; heads cylindric, erect, 14 mm. high, 4-5 mm. thick, pedicelled, 
in small corymbs terminal on the branches; scales stramineous 
3(-5)-nerved, brownish toward the tip, the outer obtusely and the 
inner acutely pointed; corollas lilac (Lehmann) or blue (Rusby & 
Pennell); achenes black, 5-6 mm. long, upwardly hispid on the sharp 
angles.— Noy. Gen. et Spec. iv. 118 (1820); Hieron in Engl. Bot. 
Jahrb. xxviii. 567 (1901). E. conyzoides, var. incanum Hieron. |. ¢. 
xix. 45 (1894), ace. to Hieron. |. c. xxviii. 567 (1901). 
Cunpinamarca: among shrubs on savannahs near Pacho, alt. 1700-2200 m., 
Lehmann, no. 7494 (N. Y.). 
i UILA: on the Cordillera Oriental, near Neiva, Rusby & Pennell, no. 431 
oY). 
Wirsovr Locauity: Humboldt & Bonpland (Par., phot. Gr.). 
10. E. iridolepis Robinson. Shrub 12-15 dm. high; stem 
flexuous, gray-tomentulose (the hairs curved); leaves opposite, ovate, 
petiolate, crenate-serrate except at the long-acuminate apex an 
Tounded or abruptly cuneate base where entire, 3-nerved above the 
base, 6-7 em. long, 2.4-3 em. wide, minutely hirtellous above, softly 
pubescent and orange-punctate beneath; corymbs terminal, rather 
dense, convex, many-headed; heads about 10-flowered, 9.5 mm. high, 
3-4 mm. in diameter, sessile by 3’s and 4’s at the tips of the branchlets 
of the inflorescence; scales of the slender-cylindric involucre 4-5- 
Setiate, narrowly oblong, white and shining toward the base, sub- 
Jetbaceous and green or (the innermost) rose-purple at the tip, the 
Intermediate often more or less squarrose at the subherbaceous acutish 
and somewhat tomentellous apex; corollas roseate; achenes 3.3 mm. 
> eam on and between the ribs.— Proc. Am. Acad. liv. 247 
Macpaena:.in one place only, on open hillside, edge of forest, Las Nubes, 
alt. 1370 m., December, H. H. Smith, no. 615 (Gr.). 
ll. E.ivaefolium L. Erect, subherbaceous or distinctly shrubby, 
4-12 dm. high, harshly pubescent, the hairs jointed and curved; 
leaves opposite, lance-linear, 3-nerved, often proliferous in the axils, 
