*" 



40 



VL CRUCIFER^E : BRASSICE^. 



\.B 



^^assicQ, 



Seeds 



in a single row. 



Calyx erect. 



— Name derived from 

 the Celtic hresic (modern Gaelic j^raz^eacA), a kind of cabbao-e 

 or rather pottage, made of it. ^ * 



* 



Valves of pod l-nerved, veiny ; beak usually sterile. 



■ 1. B. olerdcea L. {Sea C) ; root caulescent cylindrical 

 fleshy, all the leaves glabrous glaucous waved and lobed, upper 

 ones oblonor sessile. E, B. t. 637. 



Cliffs by the sea: Devonshire, Dover, Wales, Cornwall, York- 

 shire, and in the Frith of Forth. $. 5 — 8. 

 I — 2 feet. Leaves thick, subcai'nose, the 

 but toothed. 



Cahhage* 



Flowers large, yellow. 



Varying in height, 



uppermost undivided, 



The origin of our garden 



2. B. "^Ndpus L. (Bape^ or Cole-seed)-^ leaves glabrous 

 somewhat glaucous especially on the under side, lower ones 



upper cordato-lanceolate amplexicaul, pods 

 spreading. E. B. t. 2146. 



lyrate toothed, 



1 



Corn-fields and waste ground, frequent in England. 



Root slender or fusiform. 



2 feet high. 



&*""^' o • o, 6. — " 

 Lobes of the lower leaves 

 crenate, upper leaves entire more giaucous. Petals yellow, rather 



small. Pods torulose The slender-rooted variety Is cultivated for 



the oil produced by its seeds, which after pressure are formed into 

 cakes, and used as manure and for feeding cattle; but the slender- 

 rooted variety of B. campestris is much more employed for the same 

 purpose on the Continent, under the name of Colsa, 



E. B. 



3. B. campestris L. (common wild N.) ; upper stem-leaves 

 cordate acuminate amplexicaul glabrous, lower and radical 

 ones lyrate dentate subhispid glaucous, pods erect. 

 t. 2234. 



Corn-fields and, sides of rivers and ditches, in many places. 



Root fusiform, slender and annual in the wild 



the cultivated one. 



or ^. 6, 7.- 



plant, often turnep-shaped and biennial in 



Stem hispid below. Flowers yellow. Pod cylindrical or obscurely 



4-angular ; seeds forming slight prominences ; beak awl-shaped, 



striate, sometimes with a single seed, — Apparently the origin of 



the Swedish Turnep of our agriculturists, and in Scotland it has never 



been found except where the Swedish Turnep had been previously 



cultivated. 



4. B. "^Rdpa L {common T.) ; root orbicular or oblong 

 fleshy, radical leaves lyrate scabrous not glaucous, lower 

 stem-leaves incised, upper ones cordato-ovate acuminate am- 

 plexicaul smooth. E. B. t. 2176. 



Borders of fields and waste places. ^. 4 — 7 Varying ex- 

 ceedingly in height, according to soil. Upper leaves subglaucous ; 

 all more or less toothed. Although this and the last two are readily 

 distinguished in cultivation by their radical leaves alone, there are 



U] 



