
EUPATORIUMS OF PERU. 55 
branch bearing a few leaves and a very large, fairly mature head flanked 
by two heads still in bud. 
21. E. LAVANDULAEFOLIUM DC. Slender branched shrub; branches 
suberect, when young densely clothed with yellowish-white wool; 
internodes 2-4 cm. long; leaves opposite, subsessile, linear, entire, 
slightly narrowed to an obtusish point, strongly revolute on the margins, - 
2-3 cm. long, 1.3-3.4 mm. wide, above glabrate, bullate-rugulose, 
beneath white-woolly; heads glomerate at the ends of the branches of 
small terminal panicles, subsessile, 9-10-flowered, about 8 mm. high; 
involucre narrowly campanulate, 3—4-seriate; scales graduated, thin, 
scarioso-stramineous, obtusish, the outermost somewhat woolly; corollas 
conspicuously granulate toward the limb.— Prod. v. 154 (1836).— 
PERU WITHOUT LOCALITY: in valleys of the Andes, Haenke (Gr.), from 
South America, presumably Peru, Dombey (fragm. and sk. Gr.). 
22. E. cuorense Hieron. Erect branching shrub attaining 5 dm. 
in height; branches round, when young cinereous-tomentose, soon 
only sordid-arachnoid, internodes 2-7 (the uppermost as much as 12-15) 
mm. long; leaves opposite, shortly but distinctly petiolate, linear- 
oblong, obtuse, 3.44.5 em. long, 4-6 mm. wide, distinctly feather-veined, 
the lateral veins 20 or more on each side, leaving the midnerve at a 
large angle (about 80°-85°), upper surface glabrous, lucidulous, bullate- 
reticulated, the lower gray-tomentose, margin strongly revolute and 
from the depressed veins appearing crenulate; corymbs compound, 
terminal, strongly convex subhemispherical, 3 cm. in diameter; heads 
10-11-flowered; involucre subcylindric, multiseriate in the manner of 
§ Cylindrocephala but of looser nature, the scales about 24, scarioso- 
‘stramineous, the inner purple-tinged toward the somewhat narrowed 
but at the apex rounded tips, the short outer scales webby-woolly; 
corollas glabrous, slightly enlarged upward, about 4 mm. long; achenes 
dark, nearly or quite smooth, about 2 mm. long.— Hieron. in Engl. 
Bot. Jahrb. xxxvi. 466 (1905).—Casamarca: between Chota and 
Cutervo, von Jelski, no. 794 (Berl., fragm. Gr.); near Cutervo, von 
Jelski, no. 631 (Berl. fragm. Gr.). - : 
23. E. Vorkenst Hieron. Branching shrub, attaining a height 
of 1 m. (Weberbauer) or 1.2-1.5 m. (Cook & Gilbert); branches at first 
‘Slightly pubescent, at length glabrate; leaves opposite, linear-lanceolate, 
narrowed to an acutish or mucronulate tip, cuneate at base, crenate- 
‘Serrate (teeth scarcely 1 mm. high, as much as 3.5 mm. wide), above 
‘Scabrid-puberulent, beneath white-pubescent, feather-veined (the more 
Prominent veins 8-10 on each side), chartaceous, 6-12 cm. long and 
“9-19 mm. wide, the reticulated veinlets depressed above, prominulent 
