186 TETRADYNAMIA SILICULOSA. Ib^ris. 



shaped, either cut or entire, stalkless. E. B. 2323» 

 Raphanus rusticanus. G. E. 241. 



Common, as the refuse of gardens. Sides of the Canal, near High 



Bridge. Banks of the Isis, near Iffley. Sb. 

 Per. May. 



Root very long, cylindrical, white, strongly pungent, and acrid, 

 deep-rooted in the ground. Stems two f., erect, branched, leafy. 

 Ls. root-ones resembling those of a dock, large, long-stalked, 

 veiny, wing-cleft occasionally. Fl. white, numerous, corym- 

 bose, at length racemose. Pouch elliptic, compressed, with a 

 short style, and large stigma. Fruit seldom perfected. 

 Root scraped, a condiment at table, anti-scorbutic : its infusion 

 in cold milk, an excellent cosmetic. In palsy, and dropsy, a 

 powerful stimulant, as compound spirit, Armor : and infusion com- 

 pound. Strong infusion of the leaves, or root, emetic. Ls. in in- 

 fusion dye straw-colour. 



SENEBIE'RA.' Wart-cress. 



S. Coronopus.^ Common TV. Swine' s-cr ess. Pouch 

 undivided, crested with Httle sharp points. Style pro- 

 minent. Leaves wing-cleft, subdivided. Coronopus 

 Ruellii. E. B. 1660. G. E. 427. 



Waste ground, way sides. 



An. June. 



Stems prostrate, depressed, branched, leafy. Ls. alternate, seg- 

 ments mostly half-wing-cleft, along their fore-edges; terminat- 

 ing one linear spear-shaped, entire. Fl. clusters opposite the 

 Is. corymbose, stalkless, lengthened out as the fruit swells. Cor. 

 very small, white. Pouch kidney-heart-shaped, crowned with 

 the short style, large, compared with the fl. Plant somewhat 

 glaucous, taste mustard-like, acrid. 

 The ashes an ingi'edient in Stephens's once too much celebrated 



remedy for stone, and gravel. 



The whole plant is nauseously acrid and fetid, and must require 



much boiling to render it eatable. Sm. 



IBE'RIS. Candy-tuft. 



I. amdra. Sitter G. Stem herbaceous. Leaves spear- 

 shaped-linear, acute, partly notched. Flowers in oblong- 

 clusters. E. B. 52. 



Chalky fields.** Henley. Nettlebed. Mungewell. Sb. About 

 Henley and other places in Oxfordshire. Hudson. About 

 Wallingford, Berks. E. Fl. Between the Asylum and Bul- 



' From Senebier, of Geneva, a physiological botanist. 

 ' Raven's foot. 



