153 



Desoription of the wood 



Sapwood thin, nearly white; heartwood darker, yellowish. 

 V/ood hard, heavy, rather toagh, slightly cross- and very 

 fine grained, v/orking easily, taking a good polish. Annual 

 rings of growth visible only under high power microscope. 



Pores (transverse section) very numerous, small (about 

 .08 mm. in diameter), round open both in aapwood and in 

 heartwood, and arranged ohiefly singly or oooasionally in 

 pairs. Vessel walls (longitudinal section) with numerous, 

 small, bordered pits. Perforations simple. .7ood fibers 

 about 1,002 mm. long, with relatively thin walls, large lu- 

 mina, and small simple pits. Wood parenchyma sparingly de- 

 veloped, occurring only in the neighborhood of vessels. 

 Kays very numerous, from 1 to 6 cells wide and from 3 to 4 

 times as high. 



Distribution, common names and uses 



Black's Alseis is knov/n only from Panama where it is 

 not uncommon east of the Canal in the virgin^ forests of the 

 lower belt; no native name has been recorded and the wood 

 does not seem to have any Special application. 



T he snowy Sunleaf 

 Galycophyllum candidissimum (Vahl) DC. Prodr. 4:367. 1830 



Description of the tree 



A tree 18 to 20 m. high and 50 to 60 cm. in diameter, 

 the trunk long or short, straight or crooked, more or less 

 furrowed, covered with a reddish gray, scaly or shaggy bark, 

 the limbs ascendent, the crown rounded; young branchlets 

 more or less reddish and verruculose, the extreme shoots 

 subangulate, flattened below the axils. Leaves opposite. 



