COLOMBIAN EUPATORIUMS. 271 
j. Leaves at gy falar stapigg 5-10 em. long; petioles 
about 1 em. long k. 
k. Pedicels mostly curved-ascending; leaves pubes- 
t on the nerves and veins beneath, dull above 
. subscandens. 
k. -Pedicels. sede eget leaves smooth and shining. 
above, nearly glabrous beneath 
; nbieeaniael veinlets 
scarcely Casar ites: ate about mites > 
E. chrysostictum. 
I. Leaves not punctate; veinlets forming a at 
lucent network; heads about 12-flowered 
E. diaphanophlebium. 
h. Leaves narrowed to an acute or at least. obtusely 
pointed (not rounded) base m. 
m. Scales much changed in texture toward the ip, 
ing afl rales pubescent, and ofte 
wh. 
n. Scnlen at lene the niki and inner, acute; heads 
more than 3 times as long as thick; leaves a a 
Ena antes Rg rap eee eee ee ales seul Aig) E. iridolepis. 
. waefolium. 
0. Leaves thickish but not rigid, small (2-4 or rarely 
m. long, including we short petiole: tomentel- 
ius above, canescent- pair ; 
Pp aves entire; ac se ntsc 3 mm. ioe. pubescen 2 
on the faces as wellastheribs............-. 12. E. leivense. 
D. gh nag boat : te; — 2. 22. —— 
ong, slightly hispidulous on the ribs 0 
ng, Sugntly Pp 13. E. cama: 
o. Leaves et firm in texture, lanceolate to 
ovate, 46 cm. long, conspicuously bullate-rugose 
and stabrid = eg coarsely villous on prominently 
exserted sand veins beneath, the hairs long, 
dark, and’ MONE: ee re, 14. E. scabrum. 
o. Leaves > thaeaeat to lanceolate, often with a 
slight hastate orate never st rongly bullate- 
gose a above nor with conspicuously exse’ 
Bayo beneath q. isis aes sank 
Heads seas — cellate glomerules er 
fo orming de pr ee ae Pan E. punctulatum. 
q. Heads, at least most of them, pedicelle 
. Heads vi ry slender, 6—8-flowered, wats in 
s. Petiole relatively short, about one ee 
as long as the blade............- oegpeugbagie 
8. Petiole (2 em. long) about one fourth a8 
TAA 0 oe as hic 2. 
eae thicker, obtuse or obtusish in bud, 10— 
; petiole one fifth to one third as 
long as ie he blade t. 
