262 Class XVII. Order II. 



296. TJEPHROSIA. Caljx teeth subulate, subequal ; 

 stamens monadelphous ; legume compressed, cori- 

 aceous. 



297. MEDICAGO. Legmr.e spiral, compressed, push- 

 ing the keel from the banner. 



DIADELPHIA. 



HEXAJVDRM. 



282. FUMARIA. 



FUMARIA OFFICINALIS. L. Common Fumitory. 



Spikes loose ; capsules globose, emarginate ; stem 

 spreading ; leafcts wedge-lanceolate. 



A small glaucous plant not uncommon about gardens and cul- 

 tivated grounds. Leaves twice pinnate, the leafets dilated up- 

 ward. Flowers rose coloured with crimson tips. Pod one 

 seeded. Flowers all summer. Probably introduced. Annual. 



283. CORYDALIS. 

 CORYDALIS GLAUCA. PursJi. Glaucous Corydolis. 



Stem erect, branching, leaves glaucous, those of the 

 stem biternate ; bractes minute ; nectary single ; sili- 

 ques linear, three times as long as their stalk. 

 Syn. FUMARIA SEMPER^/^EJ^S. L. 



This delicate plant is found upon rocky hills in Roxbury and 

 Brookline, beginning to flower in the early part of May. The 

 whole plant has a smooth, glaucous appearance. Root fusiform. 

 Stem erect, hollow, minutely dotted with purple and green, and 

 covered with fine glaucous bloom. Leaves from the root and 

 stem, subdivided in a pinnate manner ; the leafets smooth, and 

 variously cut, often tipped with purple. Flowers in a panicle 

 or compound raceme, beautifully shaded with flesh colour and 



