LEGUMINOSAE, 105 



the terminal bud lacking; rather large and heart-shaped slender- 

 stalked palmately nerved entire leaves ; small pink or white 

 papilionaceous flowers in axillary umbels ; and thin several-seeded 

 legumes. 



1. Leaves more or less pointed. 2. 

 Leaves rounded or notched at apex. 5. 



2. Leaves with a narrow translucent margin. C. chinensis. 

 Leaves without translucent border. 3. 



3. Flowers reddish. 4. 



Flowers white. C. canadensis alba. 



4. Flowers single. C. canadensis. 

 Flowers double. C. canadensis plena. 



5. Flowers reddish. C. Siliquastrum. 

 Flowers white. C. Siliquastrum alba. 



CLADRASTIS. Yellow wood. 



Small or moderate-sized deciduous trees with smooth gray 

 bark ; yellowish moderately hard wood with diffused small ducts 

 and fine but distinct medullary rays ; moderate rather zig-zag 

 twigs ; rather large roundish ho'mogeneous pale pith ; alternate 

 crescent-shaped or horseshoe-shaped low leaf-scars with i or 5 

 at first protruding bundle-traces ; no stipule-scars ; sessile solitary 

 or superposed lateral buds often aggregated in a conical bud- 

 like group; no end bud; odd-pinnate leaves with large entire 

 short-stalked leaflets ; rather large white perfect papilionaceous 

 flowers in a terminal raceme or panicle ; and thin few-seeded 

 legumes. 



1. Bundle-trace i ; buds glabrate. C. (Maackia) amurensis. 

 Bundle-traces 5 ; buds superposed, silky. 2. 



2. Leaves glabrous. 3. 



Leaves somewhat pubescent. C. sinensis. 



3. Unvariegated. C. lutea. 

 Variegated with yellow. C. lutea aureo-variegata. 



SOPHORA. Pagoda Tree. 



Deciduous small trees with firm pale wood with small ducts, 

 somewhat larger and crowded in spring and in tangential lines 

 in autumn, and fine medullary rays ; somewhat finely fluted 



