16 



about 1,37 mm. long, with thick walls, fairly large cell ca- 

 vities and a few small, oblique, simple, slit-like ^3its or 

 sometimes with s small border. Arrangement of wood fibers 

 in radial rov/s . V/ocd-parenchyma strongly develojjed and 

 arranged in numerous faint tangential lines of about 1 or 2 

 cells wide, v/hich alternate with lines of y;ood fibers. Rays 

 usually rather wide and readily seen with hand lens on smooth 

 transverse section, varying in width from 2 to 7 or more cells 

 and frequently 6 to 10 times as high. 



Distribution, common names a n d uses 



This species is very little known and seems to have neither 

 name nor use. It is introduced here rather as a representa- 

 tive of an order which includes several useful timber trees, 

 woods of v/hich have not yet been obtained. 



Myristioao^eae 



(IJutraeg-?anily) 



Y/arburg's Nutmeg-Tree 



Virola .Varburgii Pittier, Contr. U.S. Nat. Herb. 13:142,1916 



Descrij^jtion of the tree 



A dioecious tree, 15 to 30 meters high, the trunk straight, 

 erect, 25 to 60 cm. in diameter at the base, the crown pyrami- 

 dal. Leaves coriaceous, the petioles 1 to 2 cm. long, thick, 

 densely f erruginous-tomentose, the blades 9 tc 05 cm. long, 

 3 to 12.5 cm. broad, elliptic, acuminate, glabrous above, more 

 or less ferruginous- tomentulous beneath; costs brovTn tomen- 

 tose on the upper face of the leaf; ccsta and veins very pro- 

 minent and densely tomentose on the lower face, the latter 

 10 to 15. i'loral panicles ample, axillary, the rachis dense- 



