76 ROBINSON. 
Arequipa, alt. 3200-3600 m., 8 Sept. 1902, Weberbauer, no. 1426 (Berl., 
fragm. Gr.). 'Tacna (debated region): Cordillera of Tacora, Weddell. 
62. E. user Robinson (p. 37). Robust shrub 4 mm. high, with 
luxuriant foliage; branches grayish-brown, granular-puberulent, 
leafy; leaves opposite, deltoid-ovate, acuminate, slightly undulate- 
denticulate or quite entire, abruptly narrowed and subcuneate at base, 
16-19 em. long, 6-9 em. wide, above glabrous green, the reticulated 
veinlets depressed, beneath sordid-puberulent or -tomentellous; 
chief lateral nerves mostly 2 pairs leaving the midnerve about 1 em. 
above the base; petiole 3-5 cm. long, granular-puberulent; panicle 
corymbiform, as much as 2 dm. in diameter, flattish or moderately 
convex, rather dense; heads excessively numerous, shortly pedicelled, 
about 13-flowered, about 9 mm. long; involucre narrowly campanu- 
late; scales about 16, linear-oblong, acutish, subequal, erose-ciliolate, 
dorsally granular; corollas 5 mm. long, white, gradually and moder- 
ately enlarged upward; achenes grayish-brown, 2.5 mm. long, taper- 
ing downward, hispidulous on the angles; pappus-bristles about 3l, 
dirty-white, barbellate, nearly equalling the corolla.— ANCACHS: 
woods, below Pampa Romas, between Samanco and Caraz, alt. 2100 
1.3-2 cm. 
at paler, finely 
v 
convex to semiglobose, rather dense, 3-6 cm. in pmo 
in a leafy-bracted compound corymb; pedicels slender, 
obscurely puberulent, usually bearing a filiform bractlet; / 
about 12-14-flowered, about 9 mm. long; involuc 
ones), lance- or oblong-linear, acutish to acuminate, 
lent and sparsely glandular, ciliolate, mostly 
corollas purple-tinged, 5 mm. long, beset with sessile age opal 
ules; proper tube about 1.8 mm. long, Ss _ ish-black, * 
enlarged, subcylindric, 3.2 mm. long; — rp 
at full maturity about 3 mm. long, tapering somew ne 
base, closely beset with sessile and short-stiped capitate ” 
