lum brevem prodeuntibus; fructu depresso-globoso, 
magno in cupulo magno incluso. 
Cotompra: Comisaria del Putumayo, Rio Guamites, Santa Rosa. 
Primary forest. Altitude about 1060 feet. Long. 77°05’ W, Lat. 
00°19’ N. November 26, 1966. H.V’. Pinkley 555 TYPE! (Type in 
Herb. Gray. Dupticare typrk in Econ. Herb. Oakes Ames; Utrecht; 
Naturhistoriska Riksmuseet, Stockholm).—Ecuapor: Provincia del 
Napo, Rio Aguarico, Durero. ““Fruit used to make arrow poison. 
Wood, yellow, very hard and bitter to taste. Sterile’’. October 26, 
1966. H.V. Pinkley 538, 
Tree 32 m., bole 20 m., diam. 70 em.: branchlets and 
terminal bud densely and minutely rusty-pilose. Leaves 
spirally arranged, occasionally subopposite, chartaceous, 
coriaceous, glabrous except above the midrib underneath, 
elliptical or narrowly elliptical, 6-9 16-20 cm. obscure- 
ly acuminate, base contracted into petiole 8-12 mm. 
long, flattened above; upper surface smooth, glossy, 
midrib conspicuous, prominent, lateral nerves filiform, 
hardly prominent; lower surface glossy, densely, mi- 
nutely, and rather obscurely reticulate. Midrib promi- 
nent, densely pulverulent-pilose, lateral nerves ca. 9 
pairs, rather patent, slightly arcuate, prominent. Pani- 
cles (immature) axillary, up to 2 cm. long, densely, 
minutely rusty-pilose. Flower buds ca. 1.5 mm. in diam. : 
tepals ovate, fleshy, acutish, equal, or the inner ones nar- 
rower. [Fertile stamens 9, thick, 4-celled; outer ones 
with large introrse and introrse-lateral cells, the anther 
not differentiated from the thick filament; the inner row 
with similar but narrower stamens with extrorse cells: 
the connectives blunt, protruded beyond the cells. 
Glands not seen. Ovary and style as long as the stamens, 
the ovary ellipsoid, merging into a slightly shorter style 
with rather inconspicuous stigma. Fruit depressed- 
globose, 5.5 cm. diam., 4.5 em. high, smooth, with a 
small notch at the apex; cup 1 mm. thick, obscurely, 
broadly ribbed, covering the entire fruit except the up- 
[ 242 ] 
