Blake — A Revision of the Genus Viguiera 129 
volucre 3-seriate, 1.5 cm. high, the phyllaries equal, oblong- 
lanceolate, acute or acuminate, slightly thickened and ribbed at 
base, above herbaceous, appressed, puberulous on back, on the 
margin densely pilose-ciliate. Rays about 20, yellow, oblong, 
2.5-3 em. long, 6 mm. broad; disk-corollas yellow, slightly pilose 
at apex, 5.5 mm. long. Pales acute, pilose. Achenes (immature) 
pubescent. Awns (sometimes solitary ?) twice as long as the 
lanceolate fimbriate squamellae. — BRAZIL: Mrnas GERags: 
without definite locality, 1816-21, A. St. Hilaire 1157 (rTypp: 
Par.), 1159 (Par.). 
79. V. optrustrouia Baker. Plant 6.5 dm. high, simple, bearing 
2-3 long-peduncled heads, the stem pale or purplish-brown, 
sparsely pilose with long jointed slightly harsh hairs and some- 
what tuberculate-hispidulous and glandular. Leaves opposite 
below (about 7 pairs), alternate above (about 6-8), the middle 
and upper oval or orbicular-oval, broadly rounded at both ends, 
3-5-nerved, subsessile, somewhat reticulate beneath, slightly 
coriaceous (the lower strongly so), above green, sparsely strigillose 
or subglabrate, beneath softly and densely canescent-pilosulous, 
glandular-dotted, 5-7 cm. long, 3-4 em. wide, the 3-4 lower pairs 
very much reduced, the 2 lowermost almost scalelike. Heads | 
3.5-4.5 em. wide, on somewhat hispid-pilose peduncles 13.5-19 cm. 
long; disk 9-12 mm. high, 13-16 mm. thick, the receptacle 
strongly convex. Involucre 3-seriate, graduated, 7.5-11 mm. high, 
the phyllaries lanceolate, obtusish, dull-pilose, herbaceous, slightly 
ribbed below. Rays 14, narrow-oblong, 1.8-2.2 cm. long; disk- 
corollas pilose below and on nerves and teeth, 3.5-3.8 mm. long 
(tube 0.5-0.7 mm.). Pales mucronate, somewhat cucullate, 
hispidulous above, 6.5-7 mm. long. Achenes very sparsely short- 
hairy near apex or subglabrate, striate, 4.5 mm. long, 1.8 mm. wide. 
Awns subpaleaceous, 2.8 mm. long; squamellae 6-8, free or united 
below, lacerate-fimbriate, 0.7-1 mm. long. — Baker! in Mart. Fl. 
Bras. vi. pt. 3. 226 (1884). — BRAZIL: without locality, Pohl 581 
(type: K., fragm. G.). 
80. V. piscotor Baker. Erect perennial, 0.6-1 m. high, the 
stem pilose, branched above. Leaves few, remote, about 5 pairs, 
the upper alternate, ovate to oval, acutish, rounded or subcordate 
at the subsessile base, 3-nerved, above green, shortly pilose, be- 
neath persistently white-tomentose, 5-7.5 cm. long, 4-5 em. wide. 
