Io8 BlGNONIACEAE 



spicuous in the form of a cross; rather slender twigs square or 

 somewnat flattened at the nodes; rounded mostly excavated 

 Pith; opposite hall-round somewhat raised leaf -scars with i 

 bundle- trace; no stipule-scars; ovoid sessile not superposed 

 buds with several pairs of loose scales; compound leaves with 

 terminal tendrils; large perfect gamopetalous flowers; and 

 large flattened capsules with winged seeds. 



1. Tendrils ending in disks. 2. 



Tendrils claw-like, without disks. B. Unguis-cati. 



2. Flowers reddish. B. capreolata. 

 Flowers purplish. B. capreolata atrosanguinea. 



CAMPSIS. Trumpet Creeper. 



Deciduous woody plants, climbing by aerial roots, with 

 moderate roundish twigs; round continuous or evanescent 

 pith; opposite somewhat raised half-round or round leaf -scars 

 with a U-shaped compound bundle-trace; no stipule-scars; 

 ovoid sessile buds with several pairs of scales; odd-pinnate 

 leaves with toothed leaflets; large perfect trumpet-shaped 

 gamopetalous flowers; and compressed pods with numerous 

 winged seeds. (Tecoma). 



1. Shrubby. C. radicans speciosa. 

 Climbing. 2. 



2. Flowers orange-red. C. radicans. 

 Flowers scarlet. C. radicans atropurpurea. 



CATALPA. Indian Bean. 



Small or medium-sized trees with rough gray bark; brown 

 rather soft but durable wood with moderately large ducts 

 slightly more crowded in the spring growth and in more or 

 less evident transverse lines later in the season, and fine med- 

 ullary rays; stout roundish twigs; large round homogeneous 

 pale pith; large elliptical more or less raised or cup-shaped 

 leaf-scars usually in whorls of 3 of which in successive whorls 

 two are regularly larger and smaller, with numerous bundle- 

 traces confluent in an ellipse; no stipule-scars; rather small 

 rounded solitary sessile buds with several exposed scales, the 

 terminal bud wanting; simple long-stalked large ovate often 



