LEGUMINOS^E 451 



Pterocarpus Rohrii, Vahl. 



Primary root stout, long, tapering, unbranched in the younger 



Hypocotyl erect, terete, glabrous, 5-7 cm. long. 



Cotyledons ovate-oblong, obtuse, unequal at the base, the longer 

 side being rounded, and the other hastate, fleshy, glabrous, three- 

 to five-nerved, but the venation obscure owing to their opaque 

 character, ascending, flat at first, but soon becoming revolute at the 



FIG. 292. Lonchocarpus latifolius. Half nat. size. 



sides and falling early, subsessile with a petiole or narrowed portion 

 only 1 mm. long. 



Stem erect, bluntly subquadrangular in the young state, soon 

 becoming woody, glabrous ; 1st internode 4-5 cm. long. 



Leaves alternate, imparipinnate except the first pair, stipulate, 

 petiolate, glabrous ; leaflets alternate or irregularly opposite, exsti- 

 pellate, thinly coriaceous, shining above ; petioles slender, semiterete, 

 narrowly channelled above, slightly thickened at the base and pulvi- 

 nate ; stipules subulate, acuminate, slender, acute. 



1st pair opposite, each leaf consisting of one cordate, strongly 

 acuminate leaflet, with a slender point, and alternate, long, incurved 

 lateral nerves not reaching the margin ; there is a pulvinus at the 



G C 2 



