424 BLAKE: NEW SouTH AMERICAN VERBESINAS 
acute or acuminate, the inner oblong, obtuse to acute, all rather 
ensely hi rsutulous; achenes 
ggling sh aE, stem angulate, 3-6 mm. thick, 
sparsely sae pied glabrescent, winged into the inflorescence 
wings I-2 mm. wide), the branches winged only below, 
sometimes erect-hirsutulous; internodes 2-5 cm iene? usually 
winged Pain leaves obovate or oblong-obovate, 8-17.5 
cm. long, 2.5-5 cm. wide, acuminate, sometimes falcate at tip, 
fiatoneate at base, not auriculate, serrate above the lower 
minulous beneath, the secondaries loosely anastomosing, the 
. eA: phanribiel beneath; heads 1.3-1.5 cm. wide, few to numer- 
sin nal cymes or cymose a eee the bracts small, the 
pedicels deat I-6 cm. long, strigillose or erect-hirsutulous, 
metimes shorter and densely neck hirsutulous with some- 
Seine spreading hairs; disk subglobose, 7-10 mm. high and thick; 
involucre about 3-seriate, slightly or not at all graduate, 5-6 
mm. high, the outermost phyllaries linear to linear-oblong, acute 
to acuminate, with indurate 2-ribbed central portion and blackish 
green ep aie apex, es inner sarong but broader (about 
5 
densely ‘erect to spreading-hirsutulous ie ciliolate; r rays 7-9, 
equaling the young disk, ‘dirty white,’’ Uae the tube 
densely hirsutulous, 2 mm. long, the lamina suborbicular, 
emarginate or 3- -dentate, about 8-nerved, aes mm. long, about 
4 mm. wide; disk flowers about 55, dull white (the teeth ‘tinged 
with blackish green), densely hirsutulous on tube and to middle 
of throat, glabrous above (the teeth papillose- margined), 4.5 
m. long (tube a mm., throat slender-fun nelform 
Globe above, 0.1-0.5 mm. wide, adnate to the awns at base), 
I- or ‘ce the awns weak, unequal, 2.5 mm. long or less; 
disk achenes similar, 5 mm. long, always 2-awned, the wings as 
variable as in the ray achene 
Peru: Obrajillo, Wilkes hii, Expedition (U. S. Nat. 
Herb.) ; interior of Peru, 1862, Mathews 562 (N. Y. Bot. Gard.); 
on steep southern slope, Matucana, alt. 2440 m., 12 April-3 
May 1922, Macbride & Featherstone 132 (type no. 516665, herb. 
Field Mus.; photog. and fragm. in U. S. Nat. Her b.). 
