58 



CRUCfFER^E 



by being kept from the action of light. It is found on many 

 parts of the sea-coast, and differs in no respect from garden speci- 

 mens as they appear when the forcing is over. — FL June— August. 

 Perennial. * 



30. Cakile (Sea Rocket).— A large, fleshy, branched herb; 

 flowers white or lilac ; corymbose ; pods indehiscent, 2-jointed, 4- 

 angled, each joint i-seeded. (Name of Arabic origin.) 



1. C. maritima (Purple Sea Rocket).— The only British species, 



crambe mar(tima (Sea-kale). 



common on sandy sea-shores, growing in a bushy manner, with 

 zig-zag branched stems, bearing fleshy, variously-cut, glaucous 

 leaves, and corymbs of lilac flowers. The seed-vessels are of very 

 curious construction, each containing two seeds, of which the 

 lower is erect, the upper pendent. — Fl. June — September. Annual. 



31. Raphanus (Radish). — Radical leaves \yrate ; flo7vers in long 

 racemes ; petals purple-veined ; pod an elongated, inflated, smooth 

 lomentum with a slender beak. (Name of Greek origin, signify- 

 ing early appearance or rapid growth.) 



1. R. Raphanistrum (Wild Radish, White Charlock). — A bristly 

 or almost prickly plant, 1 — 2 feet high, with horizontal, lyrate 



