1-4 mm. long, sparsely pubescent to glabrous, caducous. 
Pedicel erect, terete, mostly 2-6 mm. long, glabrous, 
thickening in fruit with punctate lenticels. Calyx tubular- 
campanulate, more or less inflated, often narrowed at 
base, 5-10 mm. long, firmly membranaceous to subcoria- 
ceous, persistent, teeth triangular to triangular-ovate, 
apically acute or blunt with short acumen, minutely 
glandular-tipped, 1-8 mm. long: calyx in fruit coria- 
ceous, with corky, punctate lenticels, partially enclosing 
fruit at base or splitting away. Corolla tube twice as long 
as calyx, cylindric, usually straight, inflated in upper 
third, then constricted at mouth, 15-80 mm. long, 1-2 
mm. in diameter, glabrous; limb spreading, 20-40 mm. 
in diameter, violet, becoming white with age, thickened 
into fleshy ring at mouth, obovate, 3-5 mm. long, white 
or yellowish, the lobes subequal, rounded at apex, rarely 
emarginate, overlapping at sides, narrowed toward base, 
7-10 mm. long. Stamens included in upper third of tube; 
filaments curved at apex, upper pair about 4 mm. long, 
lower pair 3 mm. long, glabrous; anthers orbicular in 
outline, to 1.5 mm. in diameter. Ovary conical-ovoid, 
slightly gibbous at base, to 2 mm. long; style slender, 
curved at apex; stigma included between anthers, short, 
bifid, in form of a forceps, obtuse, the upper lobe some- 
what larger. Capsule ovoid to subglobose, obtuse or 
mucronate, 11-16 mm. long, 10-16 mm. in diameter, 
thin-walled, shiny, dark green to brownish, with punc- 
tate lenticels, drying chartaceous, tardily dehiscent, with 
10-20 seeds. Seeds ellipsoid-oblong, more or less angu- 
lar, 4-6 mm. long, 2-8 mm. in diameter, reticulate- 
pitted, dark reddish-brown. Embryo 4mm. long, slight- 
ly curved; cotyledons ovate-elliptic, 1.5 mm. long. 
Distribution: Venezuela, Colombia, Ecuador, Peru, 
Bolivia, Brazil. 
