71 
PEREZIA FOLIOSA Sp. n. 
oots numerous, elongated, fleshy but slender, with few 
branches; stems several, 3-5 dm. long, weak, ascending, above . 
erect-branched, green or purplish, hispidulous, coarsely angled 
above; basal leaves numerous, 2 dm. or more in length, oblong 
to oblanceolate, narrowed into a winged petiole, acute or acutish, 
sal; heads cymose on few elongated erect branches, 2 cm. long, 
(exclusive of the corolla) 1.5 cm. broad; a cris equalling 
e pappus, about IO in number, besides 2 or 3 more leaflike ones 
at the base, imbricated, rather unequal, Mic lanceolate, 
strongly and pungently pointed, green, with a slight keel and sca- 
rious margins, except at the summit, where they are spiny-toothed; 
akene black, obovoid, compressed, the faces lightly keeled, sparsely 
RN E a mm. long by 1.5 mm. broa ‘eae co- 
pious, Coarse, tawny, mewha t unequal, 1.3 cm. lo ong, v mi- 
nutely roughened ; cofellds apparently light purple, pasti the 
. pappus by 6 or 7 mm.; essential organs conspicuous, blue-black. 
Turedon, 1891 (1 131). 
Trixis divaricata (H. B. K.) Spreng. Syst. 3: 5or. Mapiri, July- 
Aug., 1892 (1493) — Rusby's 1699. 
TRIXIS AGGREGATA Sp. n. 
Apparently herbaceous with tufted stems, 5 dm. high or more, 
the branches erect, stout, originating near the base, simple, green, 
finely costate, roughish, pubescent, leafy ; leaves erect, sessile, 5— 
. long, 1—1.5 cm. broad, acute at both ends, with irregular 
minute sharply salient teeth, bright green, strigose-hairy, very © 
sparsely above, the midrib stout, whitish, the primaries irregularly 
10-12 paired, crooked, articulating toward the margin; corymbs 
nearly 1 dm. broad, the divisions about 4 cm. broad, on peduncles 
2 or 3 cm. long and bearing etki 7 heads closely aggregated on 
short peduncles; heads 2 cm. long ; involucres about I cm. long, 
campanulate, the principal scales about 8, in a single series, a few 
shorter ones outside, the longer oblanceolate, acutely pointed, 
bluntly keeled, puberulent; akenes linear-oblanceolate, 5 mm 
uus densely hispid ; pappus copious, slightly tawny, about 12 
. long, minutely toothed; corollas slightly exceeding the 
version 
Vic. Cochabamba, 1891 (1150). 
JUNGIA DIVARICATA sp. n. 
Fruticose, size unknown, the branches spreading widely, the 
