143 



Siatrlbutlon, conimon names and uses 



Thus far this tree has been rei^orted only from the ve- 

 cinity of Garachin^, Southei-n Darien, where it goes by the 

 name of nigUito . meaning a small sandflea, an allusion pro- 

 bably to the appearance of the fruit or seed. The wood is 

 not used for any special purpose. 



Verbenaceae 

 ( Verbena-r'amily ) 



The L^rge-? lowered ?iddlev/ood or Iguana-tree 



Cytharexylum macroohlamys Pittier, Contr. U.S. Nat. Herb. 



18 i 254. 191fr. 



Descrij-tion of the tree 



A tree, 25 to 30 m. high, the truni up to 50 cm. in 

 diameter, straight, covered with a reddish, rugose bark, 

 the crown eloiigate; terminal branchlets thicic, glabrous, 4 

 or 6-angled, more or less fistulose. Leaves membranous, gla- 

 brous, alternate or ternate, the petioles 1.5 tc 3 cm. long, 

 the blades ovate to elliptic, 10 to 24 cmi long, 6 to 9 cm. 

 broad, subacute or obtuse, entire, v/ith 2 large glands at the 

 base. Racemes axillary, usually ternate, subterminal, the 

 rachis subglabrous, 12 to 25 cm. long. Flowers zygomorphous, 

 about 1.7 cm. long-; pedicels very short, puberulous; calyx 

 5 ram. long, salver-shaped, irregularly 5-tt)othed, suglabrous; 

 corolla glabrous, white, the tube 11 mm. long, broad, 

 slightly arcuate, the lobes 5, the median one rounded, narrow 

 at the base, acuminate, the lateral ones broader and subobtuae; 

 •tamena included, inserted below the middle of the tube, gla- 

 brous; pistil 4 mm. long, glabrous, the ovary ovoid v/ith 4 

 aniovulate cells; stigma capitellate, obscurely 2-lobate. ) 



