CRUCIFER^E 21 



5. strictissimum, L., leaves entire or glandular-dentate ; 

 S. Columns, Jacq. (orientate, L.), river- sides, Lugano; 

 and *. altissimum, L., with pale yellow flowers and very 

 spreading sepals. Also 5. supinum, L. (Braya supina, 

 Koch), with very small white flowers solitary in the 

 axils of the leaves ; and 6". pinnatifidum, DC. (Braya 

 pinnattfida, Koch), with spotted sepals ; in rocky places ; 

 Pyrenees, Dauphiny, and Southern Switzerland. 6". Sina- 

 pistrum, Crntz. (pannonicum, Jacq.), closely resembles 

 officinale, with longer pods. 



u 



9. BRAYA, Sternb. 



Seed - vessel nodose, cylindrical ; leaves undivided ; 

 flowers small, white ; seeds in two rows. 



B. alpina, Sternb.; stem 1-3 in. high; raceme very short 

 and crowded ; Alps, Carinthia, rare. B. pinnata, Sternb. ; 

 leaves linear-lanceolate, entire or with a very few teeth, 

 flowers crowded, corymbose, violet when dry ; very rare ; 

 Tirol, Carinthia (Gross-Glockner). 



IO. HUGUENINIA, Rchb. 



Seed-vessel cylindrical, 2-edged; leaves pinnatifid; 

 flowers yellow. 



H. tanacetifolia, Rchb. (Sisymbrium tanacetifolium^ 

 L.) ; segments of leaves lanceolate, toothed ; rare ; St. 

 Bernard, Arollathal, Dauphiny, Pyrenees. 



ii. ERYSIMUM, L. 



Plant hoary with adpressed forked hairs ; sepals erect ; 

 leaves narrow, entire; flowers yellow or white, often 

 fragrant. 



