MULFORD EXPLORATION OF THE AMAZON VALLEY 



249 



H. H. liiishij, Septeml)er 11, 1921 {no. 652). "A large slender 

 shrub ill the edge of the forest. Petals white; stamens blue." 



Hirtella stipitadenia 



Tomentellate and more or less stipitate-glandular. Stipules 

 deciduous, not seen. I'etioles 5 mm. long, and almost equally 

 thick, the base spongy-thickened. Blades to nearly 2 dm. long 

 and a third as wide, oblong or oval, with rounded or subcordate 

 base, short-acuminate and acute or obtusish summit, and entire 

 revolute margin, coriaceous, very rugose, the upper surface 

 slightly shining, nearly glabrous, with the midrib prominent and 

 all the smaller venation strongly impressed, beneath densely 

 rough-hairy, all the venation strongly and sharply prominent 

 and strongly anastomosing, the secondaries 12 to 14 on each 

 side, Avidely spreading and strongly falcate toward the ends. 

 Racemes more or less panicled at the ends of the stout l)ranch- 

 lets, sometimes 3 dm. long, stout, densely short-tomentose, light- 

 ferruginous, loosely flowered. Bracts deciduous, 5 mm. long, 

 narrowly subulate, acute. Pedicels about as long as the bracts, 

 thick, shaggy, bearing a variable number of stipitate glands, 

 often 5 mm. long, the stipes slightly thickened upward, the 

 glands capitate, small. Flowers not present. Sepals persistent 

 at the base of the fruit, 5 mm. long and half as wide, ovate, 

 obtuse. Fruit black, smooth or A\Tth a few bristly hairs, 1 cm. 

 long and half as wide, oval, 3-sulcate or 3-lobed, the summit 

 truncate or lightlv 3-lolied. 



Rurrenabaque", 1,000 feet, H. H. Rushy, October 4, 1921 {no. 

 768). A large shrub, the agreeable edible fruit known locally as 

 *'Urura." Species very near H. silicia Griseb. 



MiMOSACEAE 



Inga canaminensis 



(EuiNGA.) Short-tomentose throughout. Branchlets stout, 

 terete, flexuous, ferruginous, like the peduncles, etc. Petioles 

 about 3 cm. long, stout, the rachis about 4 times as long, its inter- 

 nodes mostly 4, the upper successively longer, winged, the 

 breadth 8 to 12 mm., broader at the summit, which is broadly 

 rounded to subtruneate, the glands small, circular, their light- 

 brown rim little elevated. Leaflets usually with petioles nearly 

 as broad as long, the lower slightly smaller than the upper, to 12 

 cm. long and 3.5 cm. broad, oblong or slightly oblanceolate, with 



