326 ROBINSON. 



87. E. paezense Hieron. Suffruticose, much branched, Hght 

 green, 2 m. high; stem terete, short-Avoolly ; leaves opposite, petiolate, 

 o\ate, acute, rounded at the base, coarsely crenate to serrate, 7-8 cm. 

 long, 3-4.5 cm. wide, membranaceous, 3(-5)-nerved; corymbs termi- 

 nating the stem and curved-ascending branches, 5-12-headed; heads 

 1 cm. high, mostly about 125-flo\vered (florets varying from 60 to 140, 

 ace. to Hieron.); involucral scales about 30, imbricated in 3-4 series, 

 the outermost (1-3) lance-linear or narrowly lanceolate and bractlike, 

 the intermediate very broadly ovate-oblong, acute to acuminate, 

 multistriate and with a broad callosity at the base, covered dorsally 

 with a fine and often glandular pubescence, the inner scales gradually 

 narrower, the innermost linear; florets reddish-lilac, 4.5 mm. long, 

 tubular, only slightly and gradually dilated toward the limb ; achenes 

 2.8 mm. long, black, hispid on the angles. — Hieron. in Engl. Bot. 

 Jahrb. xxviii. 574 (1901). E. thespesiacfolinm. Klatt in Engl. Bot. 

 Jahrb. viii. 35 (1887), not in the least of DC. 



Huila: in woods on savannahs between La Plata and La Topa at the Rio 

 Paez, alt. 1000-1500 m., Lehmann, no. 5672 (Berl., X. Y.). 



El Valle: on talus about Xarango at the Rio Dagua, alt. 600-800 m., 

 Lehmann, no. CXIl. (Gr.). 



Without locality: Andre, no. 1592 (Gr.); Triann, no. 1171 (K.). 



88. E. macrocephalum Less. Coarse erect or slightly decum- 

 bent perennial herb, 0-10 dm. high, setulose and scabrous; leaves 

 opposite (or the upper alternate), sub sessile, oblanccolate-oblong, 

 crenate-serrate except at the narrowed base, 5-8 cm. long, 8-20 mm. 

 wide, punctate and scabrously setose on both surfaces; branches of 

 the terminal long-peduncled few-headed corymb fastigiate, unequal; 

 heads erect, 1.2-1.5 cm. high, 1.8-2.5 cm. in diameter; scales sub- 

 equal, lanceolate, acute, densely but shortly pubescent on the back; 

 florets very numerous; corollas roseate, the long-exserted clavate 

 style-branches conspicuous; achenes 5 mm. long, slender, slightly 

 roughened on the ribs or quite glabrous, deeply sulcate between the 

 angles. — Linnaea, v. 136 (1830); Bak. in ]Mart. Fl. Bras. vi. pt. 2, 

 358 (1876), which see for synonymy and varietal subdivision. 



Santander: boggy places near Velez, 11 Oct. 18-15, Purdie (K.). 

 Without locality: 1846, Purdie (K.). 

 [Mexico, Brazil.] 



89. E. zinniifolium Robinson. Shrub, covered with a short 

 dense dark and gland-tipped tomentuui, probably somewhat viscid 



