274 ROBINSON. 
6. E. diaphanophlebium Robinson. Similar in habit and in 
most features to the preceding, more slender; leaves also ovate, — 
caudate-acuminate, rounded at base, opposite, on short petioles, but 
smaller, 5-7 cm. long, half as wide, not translucent-punctate but with 
a distinctly pellucid network of small veins; heads smaller, 4 mm. in 
iameter; branches of the panicle dividing three or more times, many- 
headed.— Proc. Am. Acad. liv. 242 (1918). 
Maepa.ena: Santa Marta, H. H. Smith, no. 1990 (Gr., N. Y.). 
. E. uromeres Robinson. Slender shrub with grayish-green 
foliage and terete flexuous presumably reclining stems; leaves oppo- 
site, ovate, acute, rounded or shortly cuneate at base, undulate- 
serrulate, 4-6 cm. long, 2-3 em. wide, thin, dull green and finely 
papillose above, paler, softly and rather copiously pubescent on the 
nerves and netted veins beneath; cymes 3-5-headed, opposite, widely 
spreading, their branches and diverging pedicels very slender, crisped- 
pubescent; heads campanulate, 7 mm. high, 4 mm. thick, about 45- 
flowered; scales ivory-white, with a dark mid-vein becoming broader 
upward and terminating in a narrow spreading or deflexed caudate 
herbaceous appendage.— Proc. Am. Acad. liv. 260 (1918). 
Maepatena: Occasional in thickets and dry forest below 915 m., Santa 
Marta, H. H. Smith, no. 505 (Gr., N. Y., Mo.); dry forest near Bonda, Aug. 
H. H. Smith, no. 659 (N. Y.); near Onaca, alt. 770 m., Dec., H. H. Smith, 
no. 658 (N. Y.). 
8. E.columbianum Heering. Sordid-pubescent shrub; branches 
6-ribbed and deeply channeled between the ribs; leaves opposite, 
petiolate, large, ovate, 1-1.6 dm. long, about half as wide, acuminate, 
coarsely serrate, pubescent on nerves and veins but otherwise sub- 
glabrous and in age somewhat rugose or bullate above, sordid- or 
rusty-tomentose beneath, rounded at base or sometimes shortly 
cuneate-decurrent on one or both sides of the petiole; heads very 
numerous, sessile or nearly so in dense compound round-topped 
corymbs; scales many-seried, 3-nerved, darkened toward the ob- 
tusely pointed more or less hairy tip; florets about 12; corollas pale 
violet or white.— Mém. Soc. neuchat. Sci. Nat. v. 421 (1913). 
Antioquia and Totima: common everywhere to 2000 m., Mayor, no- 629 
(ace. to Heering, 1. c.). 
Cunpivamarca: Guadalupe, alt. 3000 m., Bros. Apollinaire & Arthur, 
no. 88 (Gr., U.S.). 
Wirxovt Locauity: Triana, no. 1238 (K., N. Y.). 
