358 ROBINSON. 
rectly cited as Riobamba by Benth. 1. c.), village of Guapulo, Haciendo 
de Pinantura, Hartweg, no. 1095 (K., N. Y., phot. G.); Andes of 
Quito, alt. 3050 m., Jameson (Gr.). 
29. E. umprosum Benth. Sticky shrub with flexuous slightly 
hexagonal branches; leaves opposite, short-petioled, elliptical, 2.6- 
4 em. long, 15-20 mm. wide, acutish, mucronate, rather abruptly 
cuneate at base, obsoletely serrulate above the middle, the teeth very 
few (4-7 on each side), 3-nerved from the base, rather firm, glabrous 
on both surfaces; petiole 2-5 mm. long; inflorescence considerably 
exceeding the leaves, pedunculate, fastigiately branched, dense, 
many-headed, strongly convex, about 8 cm. in diameter; heads 6-7- 
flowered; involucre narrowly campanulate, its scales 8-10, lance- 
oblong, acutish, viscid, about 2-seriate, subequal.— Pl. Hartw. 198 
(1845); Jameson, Syn. Pl. Aeq. ii. 84 (1865).— PrcHtNcHA: in shade, 
Rumibamba, near Quito, Hartweg (unnumbered unicate, K., phot. 
1}: ; 
30. E. coracacuEnseE Hieron. Shrub, 2-3 m. high, smooth except 
for a sparing and somewhat obscure puberulence on the young often 
vernicose and sticky parts; branches erect or curved-ascending, 
irregularly quadrangular, leafy; internodes 1-4 cm. long; foliage 
yellowish-green when fresh, often fuscous after drying; leaves lanceo- 
late-oblong to elliptical, acute or obtusish, serrate or crenate except 
at the entire more or less cuneate base, 3-4 cm. long, 2-2.6 cm. wide, 
firm in texture, 3-nerved from above the base, a pair of smaller intra- 
marginal nervés between the main nerves and the actual base, 
surfaces finely reticulated, the veinlets prominulent, teeth 9-19 on 
each side; petiole about 5 mm. long, canaliculate above; corymbs: 
dense, many-headed, 4-6 em. in diameter, strongly convex, fastigiate, 
about equalling or sometimes exceeding the leaves; heads 3-5- 
ered, about 7 mm. high; involucre narrowly campanulate, the scales 
5-7, subequal, lance-oblong, obtusish to rounded at the apex, 3(-9) 
mm. long, viscid, usually 2-ribbed; corolla white, 5 mm. long; 
proper tube 1.5 mm. long, beset with sessile glands, the throat glabrous, 
3.5 mm. long; achenes (immature) 1.5 mm. long, granulated.—Hieron- 
in Engl. Bot. Jahrb. xxi. 331 (1895). E. prunifolium Klatt in Engl 
Bot. Jahrb. viii. 35 (1887), not HBK.— Ivsasura: Cerro Cotacachi, 
Stitbel, no. 59 (Berl., phot. and fragm. Gr.). CARCHI: Péramo of 
Tuza [Tusa], alt. 3400 m., Lehmann, no. 587 (Gr.); in the Andes 
Heandat withoat-previse locality, Spruce, no. 5805 (G2). aaa 
called chilea blanca (André). : 
31. E. exserro-venosum Klatt. Glabrous shrub 9-12 dm. high, 
