38 New SPECIES OF SOUTH AMERICAN PLANTS 
Pterandra opulifolia. 
Tomentellate, except the upper leaf-surfaces, which are 
sparsely pilose with white hairs. Branches very stout, terete. 
Petioles 1 cm. long, extremely stout, strongly channeled above, 
bearing near the base a pair of short, incurved puberulent horns. 
Blades 15 to 20 cm. long, 10 to 15 cm. broad, oval with lightly 
cordate base and a very short blunt point at the summit, entire, 
thickish, brown underneath, where the venation is strongly 
prominent, the secondaries 7 or 8 on each side, spreading and 
regularly falcate, connecting at the margin and connected by 
coarse curved tertiaries. Peduncles 3 or 4 cm. long, very 
stout, the flowers densely umbellate, the pedicels about 13 mm. 
long, obsoletely bracteolate at the base, stout, thickened up- 
ward. Calyx 4 mm. broad, 8-glandular, the glands oval, 
large. Claw of the petal slightly exceeding the calyx, the limb 
nearly 6 mm. long, concave, the base cordate. Filaments 2.5 
brous. Anther nearly half às long as the flament, the wing 
narrow, hyaline. Ovaries nearly as long as the filament, pilose, 
“Twining or trailing to 20 feet, the petals yellow, changing 
to orange. Rare in shrubbery along a water-course, Victoria 
estate, 3500 feet, March 21.” (Herbert H. Smith, Colombia, 
No. 1512.) 
Heteropteris rhombifolius. 
es 
about half the length of their leaves, floriferous only near the 
summit. Pedicels in flower about i 
denticulate, o scurely auriculate at the truncate base. Sta- 
DM 10, At as long as the calyx, equal, the filaments dilated 
e" n: ^ sparsely P ges connate, Pistils exceeding the 
8 “MS, the ovary densely white-pi i 
the «e LT y ite-pilose, the style tapering, 
A vine to 15 feet, in thicket near San Pedro plantation, 
100 feet, February 21." (Herbert H. Smith, Colombia, No. 
