Class XV. Order II. 157 



194. BUNIAS. 

 BUNIAS EDENTULA. (mihi.J American sea rocket. 



Bunias foliis obovatis, sinuatis ; siliculis gla- 

 bris, articulis binis, monospermis, edentulis. 



Leaves obovate, sinuate ; silicles with two 

 smooth, one seeded, toothless joints. 



A fleshy, maritime plant, found on various parts of the sea 

 coast. Stem glabrous, flexuous, deeply, and irregularly fur- 

 rowed, very much branched. Leaves fleshy, smooth, obovate, 

 toothed and sinuated, caducous. Branches axillary, leafy- 

 Spikes or racemes terminal. Flowers on short, fleshy pedun- 

 cles. Calyx of four erect, fleshy segments. Petals spreading, 

 rounded at the end. Stamens nearly equal, longer than the ca- 

 lyx. Stigma concave. Silicles smooth, roundish, consisting of 

 two one seeded joints, the lower one somewhat globular, with- 

 out teeth or prominences, marked on each side with a longitud- 

 inal, depressed line, sometimes abortive. Upper joint ovate, 

 round, marked on each side with an elevated line, terminating. 

 in a flat, emarginate, or three toothed beak. Seeds facing dif- 

 ferent ways. The silicle is drupaceous, and in drying becomes 

 quadrangular. The plant is succulent and heavy. Grows 

 abundantly at Cape Ann. Found also at South Boston. July 

 Annual. 



siLiquosj. 



195. RAPHANUS. 

 RAPHANUS RAPHANISTRUM. L. Wild radish, 



Pods round, jointed, smooth, of one cell. L. 



A hardy weed, frequent in the gravel by road sides, but 

 most troublesome in cultivated fields. Stem branching, round, 

 bristly, glaucous. Leaves rough, lower ones lyrate, upper ones 

 toothed. Calyx bristly. Petals spreading, yellow, turning 

 white as they grow old, not unfrequently of a light blue. Pods 



