160 



THE FLORA. 



2. CORTD'ALIS. Corydal. 

 Sepals 2, very small. Petals 4, one of which is spurred at base. Fila- 

 ments with broad bases united into 2 sets, sheathing the ovary. ' Pod 2- 

 valved, slender, many-seeded. Leaves twice -ternate, on the stem. In 

 rocky places. Spring. 



I C. glau'oa. Finh 0. Erect. Fls. pink-yellow, panicled. Leaf-lobes obtuse. (3) 

 i; C. au'rea. Q-olden 0. Diffuse. Fls. yellow, racemed. Leaf-lobea acute. (T) 



Fig. 889. Dleentra cnoullaria, entire plant Fig. 890. Enlarged -view of a flower. Fig. 391. A 

 6ection of the same. Fig. 892. A flower (enlarged) of D. Canadensis. 



Obdek XIII. CRTJOIFERJE. The Crucifers, or 

 Mustardworts. 



Tlerbs *vith alternate learns and no stipules, and regular flowers, with 

 sepals 4, and petals 4, spreading in the form of a cross ; 



