18 NEw SPECIES OF SOUTH AMERICAN PLANTS 
about half as large and with rounded base, and the fruits are 
only about half as large, with narrower margin. No. 616 is 
the type. 
Hyperbaena trinervis. 
Glabrous except for the minutely puberulent inflorescence. 
Branches stout, terete, the internodes elongated.  Petioles 2 to 
3 cm. long, slender, nerved, enlarged above, where they bear a 
pair of large glands. Blades 8 to 12 cm. long, 3 to 5 cm. broad, 
n 
abruptly short-acuminate and obtuse at summit, entire, 
thick and coriaceous, s hat lucid, the midrib impressed 
above, ngly prominent underneath, as are the secondaries, 
me 
ong, slender, the very small flowers crowded in short ra- 
cemes which are loosely distributed along the rachis. Bracts 
very small, subulate, the flowers very shortly and stoutly 
i eadt 
sepals obovate, five times the length of the outer. Petals 6, 
spatulate with rounded summits, minute. i 
"San Antonio, Mapiri, Bolivia, 870 M. December, 1907), 
(Buchtien, No. 1935.) 
Duguetia pauciflora. 
Glabrous, except for the tomentose calyx. Branchlets: 
slender, terete. Petioles very short, margined, the blades 
| 
| 
: I2 mm. long, 15 mm. 
road. Sepals 3, two-thirds the length of the petals, broadl 
ovate, erect, thick, tomentose. Petals 6, sub-equal, pubescent - 
without, the inner a little longer and narrower, their surat 
ive. Carpels about 15, seen only in a - 
appearing as though they 
