LXXV. LEGUMINOS^E. 



367 



SUB-ORDER III. CJISALPINIE^, Br. 



Cercis Siliquas/rum. 



Cercis. 

 Flower cut vertically. 



Cercis. 



Section of seed 



parallel to plane 



of cotyledons. 



Cercis. Calyx. 



Curds. 



Section of seed 



perpendicular to 



plane of cotyledons. 



Cercis. Pod. 



Cercis. 

 Wings. 



Cercis. 

 Keel. 



Cassia tora. Copaifera Langsdorfii. 

 Transverse section Arillate seed 



of seed (mag.). (mag.). ' 



STEM woody, straight or climbing, sometimes flexuous, flattened, ribbon-like 

 (Bauhinia). LEAVES generally compound, stipulate. FLOWERS $ , rarely dioecious 

 (Ceratonia) , imbricate in aestivation, nearly regular or sub-papilionaceous, in 

 racemes or spikes. CALYX usually 5-merous. PETALS inserted on the calyx, 

 usually 5, alternate with the sepals, rarely 3, 2, or 1, sometimes (Copaifera, 

 Ceratonia). STAMENS 10 or fewer, inserted with the petals; filaments generally 

 free, rarely coherent (Leptolobium) , more or less unequal. CARPEL solitary; ovules 

 anatropous. POD dehiscent or often indehiscent, sometimes pluricelled by 

 transverse septa (Cassia, Gleditschia). SEEDS often marked with an areola. EMBRYO 

 straight, exalbuminous, or often albuminous. 



