EUPATORIUMS OF PERU. 77 
pappus-bristles about 25, white, scarcely roughened, slightly united 
into an annulus at the summit of the achene.— Hieron. in Engl. Bot. 
Jahrb. xl. 376 (1908).— Cuzco: near the city of Cuzco, Squier (Gr.), 
Dr. & Mrs. J. N. Rose, no. 19,028 (Gr., U.S., N. Y.); on Sacsahuamén 
Hill, in grassy and bushy places, alt. 3500-3600 m., Weberbauer, no. 
4852; Ollantaytambo, alt. about 3000 m., Cook & Gilbert, no. 534 
(U. S.). 
64. E. TaMBILLENSE Hieron. Branches round, pubescent, at 
length glabrate and brown; internodes up to 8 em. long; leaves oppo- 
site, ovate or ovate-lanceolate, acuminate, serrate except at the 
acute apex and rounded or shortly cuneate base (teeth 5-12 on each 
side, at most 1.5 mm. high, 7 mm. broad, mucronate), firmly mem- 
branaceous, bright yellowish-green, 3-nerved from a point 5-10 mm. 
above the base (nerves connected by subparallel transverse veins), 
attaining 8 cm. in length and 4 em. in breadth, above puberulent on 
the nerves, the reticulated veinlets depressed, beneath pubescent on 
the nerves; petiole 1-2.5 em. long; panicle leafy-bracted; pedicels 
as much as 1.5 cm. long, puberulent, bracteolate; heads 20-25-flow- 
ered; involucre narrowly campanulate; scales about 15, lance-linear, 
acutish, 3-nerved, about 6 mm. long, 2-3 of the outermost shorter; 
corollas about 4 mm. lon , with more or less differentiated proper 
tube and throat, glabrous except on the limb, where sparingly beset 
with jointed hairs; achenes dark-brown, 1.75 mm. long (scarcely 
mature), smooth and shining on the faces, scabrid on the concolorous 
angles; pappus-bristles about 25, yellowish-white, not thickened 
toward the tip.— Hieron. in Engl. Bot. Jahrb. xl. 380 (1908).— Casa- 
MARCA: near Tambillo, 11 Aug. 1878, von Jelski, no. 668. No mate- 
rial of this has been seen by the writer. The description is here com- 
piled from the original character. : 
65. E. sricropaytium Robinson (p. 36). Shrubby, 1 m. high; 
stem subterete, costulate (when dried), purplish-brown, when 
Opposite, ovate-lanceolate, caudate-acuminate at apex, abruptly 
subacuminate at the roundish base, serrate (teeth 11-23 on each side, 
mucronulate, often again toothed), firmly membranaceous, glabrous, 
@bove dull-green, beneath: paler green, finely reticulate-veined and 
dark-punctate (veinlets not prominulent), 6-8 cm. long, half as 
wide, 3-nerved from a point about 5 mm. above the base, the lateral 
nerves often dividing shortly after leaving the midnerve (or occasion- 
ally replaced by 2 adjacent and pinnately disposed nerves on one side); 
