88 NEW SPECIES OF SOUTH AMERICAN PLANTS 
12 mm. long, stoutish. Calyx-tube 2 or 3 mm. long, the teeth 
I cm. long, long-attenuate from a lanceolate base. Corolla 
apparently rose-colored, the tube proper cylindrical, a little 
longer than the calyx, 2 or 3 mm. wide, the infundibular throat 
about as long as the tube, the limb about 5 cm. broad. Inner 
scales of the calyx erect, ovate, about half the length of the 
ovaries, the disk lobes oval, about as long as the scales, pilose. 
Reis, Bolivia, 1500 feet. June, 1886 (Rusby, No. 2694). 
Dipladenia tetradenia. 
Softly pubescent throughout, except the corolla, which is 
nearly glal rous. Stems erect, simple, to half a meter high, 
rudimentary, the upper ones usually the largest. Petioles ex- 
as br long, the blades 4 to 7 cm. 
long, 3 to 5 cm. wide, oval-elliptical, or broadly ovate with sub- 
cordate base and mucronulate summit, thickish, dryi 
n 
9 on each side, falcate and obscurely connecting near the mar- 
gi. F lowers usually 2 or 3, the pedicels to 2. 5 cm. long, terete, 
stiiate, minutely subulate-bracted at the base, the bracts de-. 
ciduous. Calyx 6 to 8 mm. long, parted to the base, the lobes 
egularly attenuate from a triangular base. Corolla-tube 8 mm. 
long, the infundibular throat more than 2 cm. long, the limb to 
6 cm. broad. Glands 2 or more on each sepal, half as long as 
broad, the lower margin crenate. 
ans) ungis, Bolivia, 1890 (M. Bang, No. 249, distributed as 
: Dipladenia illustris") Buchtien's No. 3903 from Polo-Polo, 
is the same, impart. 
In its drisk, point of filament attachment and non-adnate 
anther bases, this species differs markedly from Dipladenia, 
but I refraia from Proposing a new genus on artificial grounds, 
for a plant that belongs so naturally with Dipladenia. 
Dipladenia glabra. 
