MULFOKD EXPLORATION OF THE AMAZON VALLEY 



229 



and the ends sharply upcnrved to meet in a strong, sinuate intra- 

 marginal line. Pistillate flowers (staminate not seen) sub- 

 sessile, densely hirsute, subtended by about 10 closely imbricate 

 scales which are about 1 mm. broad, thick and rigid, with 

 rounded summit. Ovary broadly ovoid with rounded summit, 

 densely pilose. 



In the Bala Mountains near Rurrenabaque, 1,000 feet, 0. E. 

 White, October 17, 1921 {no. 1495). 



"A small tree, 20 to 30 feet high, on rocky hillsides in deej) 

 forest in sandy loam. Fruit bright-red, as large as a cherry, 

 sweet and slightly acid, very pleasant and very prolific. Seed 

 black. Much eaten by Indians and better than 1492." 



This is one of the fruits locaUy known as "Xui." 



Pseudolmedia alnifolia 



More or less pilose throughout, the trichomes various. 

 Branchlets stout, short, terete, flexuous, annulate at the nodes, 

 irregularly clothed with short coarse gray hairs, many of them 

 with glandular heads. Stipules deciduous, about 1 cm. long, 3 

 or 4 mm. wide, lanceolate, acuminate, inaequilateral, thick, with 

 prominent midrib and marginal nerve, puberulent and ciliate. 

 Petioles none, or very short and stout. Blades to 6 by 12 cm., 

 often relatively broader, varying from ovate to obovate, with 

 rounded or subcordate base and broad summit abruptly con- 

 tracted into a short, mostly obtuse point, entire, thick and rigid, 

 strongly veined, the upper surface pale-green, somewhat shin- 

 ing, the midrib liglitly clianneled, the lower surface more or less 

 ferruginous, densely minutely papillose, the midrib more or less 

 hirsute, reddish, like the secondaries, which are 16 to 18 on a side, 

 widely spreading, at first straight, then sharply upcurved and 

 connecting near the margin, connected by numerous slender, 

 sharj^ly prominent tertiaries. Fruit broadly ovoid, 1 to 1.5 cm. 

 broad, tomentose or hirsute, deep-purple, the pulp abundant, 

 agreeable. 



In the Bala Mountains, near Rurrenabaque, 1,000 feet, 0. E. 

 White, October 17, 1921 {no. 1492). 



"A small tree, spreading 20 to 30 feet, common in deep forest. 

 Indians eat this and other kinds, the fruit yellow-red, sweet and 

 slightly acid, the seed yellow." 



