^ 
55 
long; involucre sub-globose, or broadly campanulate with con- 
tracted mouth, 1 cm. long, 12-14 mm. broad, squarrose, the 
scales in 6 or 7 series, canescent, green with purple A, od margins 
and veins, ovate, acuminate and acute, rigid; pappu 
tawny, coarse, blunt, serrate, the outer sub- -aleaceou nearly 
I mm. long; corolla purple, the slender tube 7 mm. long, tomen- 
tose, the limb 4 mm. long; anthers dull white, large, much exser- 
ted ; akene (immature) 4 mm. long, light brown, sparsely hispid, 
the Io very strong ribs black-tipped. 
Between Guanai and Tipuani, April to June, 1892 (1424). 
Near Glaziou's 18,328 and Pearce's specimen of V. macro- 
phyla. 
Piptocarpha Lechleri (Sch. Bip.) Baker, in Mart. Fl. Bras. 6: Part 2, 
127 in obs. (Carphodolus L., Sch. Bip. Pollichia [1863] 428). 
Mapiri, July-Aug., 1892 (1506) — Lechler's 2479. 
STEVIA GRANDIDENTATA Sch. Bip. Bull. Soc. Bot. Fr. 12: (1865) 
I. Name only. 
Hispidulous-pubescent throughout, the upper leaf-surface stri- 
gose; tall, erect, simple or corymbosely branched at the summit; 
upper leaves only seen, opposite, their petioles 1-2 cm. long, 
mem dilated and sub-connate at the base; blades 5-8 cm. 
long, 2.5-4 cm. broad, angularly ovate, the base rounded, in 
the smaller very abruptly contracted into the margined petiole, in 
the lower probably becoming cordate, the apex obtusish to ob- 
tuse, the margin bluntly and rather coarsely dentate, pale, the 
veins reticulate and rather sharp underneath; floral leaves similar, 
becoming gradually smaller, the floral branchlets subtended by - 
lanceolate bracts; heads very numerous, densely crowded at the 
ends of the branches, deep purple, 11-12 mm. long; involucre 
6 mm. long, deep purple, the base green, akene ( immature ) 4 mm. 
long, very slender, sharply >. ra. i glabrous; Viren of 5 v 
small ovate acute fron less than .5 mm. long ; corolla 7 mm. ond: 
narrowly funnel-form, the ied portion of tube 2 mm. long, dark, 
pilose, the upper much broader, glabrescent, the limb 1 mm. long. 
Vic. Cochabamba, 1891 (1149). 
Exactly the same as | Mandon' s no. 245. 
STEVIA OBOVATA Sp. n. 
Stem very short, branching from the base, the branches sev- 
eral 1.5-2 dm. long in my specimens, ascending, slender, sinu- 
ous, branched from the upper axils, very leafy at the base, with 
elongated internodes above, terete, dark purple, pubescent 
above; leaves sessile, 2—3.5 cm. long, 8-12 mm. broad, obo- 
vate to oblanceolate with blunt apex and slightly sinuate-dentate 
