126 Key to the System of 



CRUCIFXSRAE. 



CA&ZX.ZS. 



619. Flowers relatively large. 



Plant of diffuse habit, here in full growth throughout the 

 year ; leaves here either short -lobed or almost entire, 

 generally cuneate-elliptical. C . maritima. 



STENOPETALUBI. 



619. Fruit longer than its stalklet. 



(ms.) Generally glabrous ; leaves visually narrow, entire or linear- 

 lobed ; petals almost half exserted, dull brownish -yellow ; 

 fruits ellipsoid-cylindrical, erect. S. liiieare. 



Fruit about as long as its stalklet ... ... ... 620 



620. Fruit ovate-ellipsoid. 



Densely beset with very short hairlets ; leaves narrow ; 

 fruits erect. S. velut ilium. 



Fruit globular. 



Glabrous, often depressed ; stem and branches very slender ; 

 leaves small, entire and narrow or linear-lobed ; petals 

 more than half exserted, whitish ; fruits deflexed. 



S. spliaerocarpum. 



TOENK.EA. 



621. Fruit much compressed, ovate-elliptical. 



Leaves spatular- or elliptical-cuneate ; fruits shorter than 

 their stalklets or hardly as long. IKE. Aus trails. 



AXiYSSUlK. 



622. Fruit flat. 



Small, annual ^ herb; leaves linear; petals minute, pale- 

 colored ; fruits from oval to orbicular ; seeds four to six 

 in each cell. A. minimum 



623. Leaves very narrow, undivided ... ... ... 624 



Leaves mostly broadish, denticulated or variously 

 divided ... ... ... 626 



