40 ORDER 11. CRUCTFERJS. 



14. SCHIZOPETALON, Sims. (^xt$K>, to cut, as the petals appeal 

 to be.) Sep. erect. Pet. pinnately lobed, involute in the bud. Siliqut 

 lineal 1 , compressed. Stig. lobes erect, connate. Seeds oblong or globular, 

 cotyl. twisted (|| o). (i) Lvs. sinuate-piuuatifid. Fls. white or purple. 



8. WALKERI. Stem slender, erect, branching, 2f. Lvs. cauescer.t. Fls. racemed Chili. 

 Raised from seed. Flowers large, curious, soon perishing. 



15. BRASSICA (and Sinapis) L. CABBAGE, MUSTARD, &c. (The 

 ancient names.) Silique long, terete, or 4-sided, pointed with a stout styk 

 or an ensiform 1-seeded beak. Valves 1-3-veined. Seeds in 1 row, globu- 

 lar, ((c. Rootlvs.piuuatifid. Rac. elongated. Fls. yellow. Figs. 239, 192, 429. 



SIN APIS. Sep. spreading. Pet. ovate. Pod with an acute beak Nos. 1, 2. 8 



BRASSICA. Sep. erect. Pet. obovate. Pod squarish, with a blunt style.. .Nos. 4, 5, 1 



1 B. iiigra L. Black Mustard. Smooth; pod 1', smooth, somewhat 4-angled, ap 



pressed to the rachis, and beaked with a slender, 4-sided style. 3 <5f. 



2 B. arvensis (L.) Field Mustard. St. and Ivs. hairy ; pod If, smooth, many-angled, 



torulous, spreading, thrice longer than the slender ancipital style. (Y) Jane, July. 



3 B. alba (L.) WJiite Mustard. Lvs. smoothish ; siliques hispid, torulous. shorter than 



the ensiform beak ; seeds large, pale yellow. (T) Eur. 3 5f. Pod 4-seeded. 



4 B. eampestrls (L.) Cole. Lvs. somewhat fleshy and glaucous, the lower lyrate- 



dentate, snbciliate, upper cordate-amplexicaul, acuminate. (T) Fields. 2f. July. 

 /3. Ktttalias-a. Swedish Turnip. Root tumid, napiform, subglobous, yellowish. J 



5 B.Hapa L. Radical Ivs. lyrate, rough, not glaucous, cauline ones incised, uppe* 



entire, smooth. 



/3. DEPRESSA. Common Turnip. Root depressed, plobous or napiform, contracted 

 below into a slender radicle. @ Long cultivated for its root. $ 



6 B. OLERACEA L. Cabbage. Lvs. very smooth and glaucous, fleshy, repand-toothed 



or lobed. @ Europe, on rocky shores, forming no head. 

 /S. BULLATA. Savoy Cabbage. Lvs. curled, subcapitate, finally expanding. J 

 y. BoTRTTis-CAui-irLoRA. Cauliflower. Stem low ; heads thick, compact, teru- 



nal ; flowers abortive, on short, fleshy peduncles. $ 

 6. BOTRTTIS ASPARAGoiuEs. Broccoli. Stem taller ; heads Bubramous ; branche* 



fleshy at the summit, consisting of clusters of abortive flower-buds. $ 

 . CAPITATA. Head Cabbage. Stem short ; leaves concave, packed in a dense 



head before flowering ; raceme paniculate. 



16. ALYSSUM, L. MUDWORT. (Gr. a, privative, 'kv(56a, rage; sup- 

 posed by the ancients to allay anger.) Calyx equal at base. Pet. entire ; 

 some of the stamens with teeth. Silicle orbicular or oval, with valves flat, 

 or convex in the centre. Seeds 1 4 in each cell (=- j ). Showy European 

 nerbs, half shrubby at base. 



1 A. ma n ti ism. MI Lam. Sweet A. Lvs. lance-linear, acute, entire, some hoary; 



ports oval, smooth, 2-seeded ; fls. white, small, sweet. V If. Escaped from gardens. J 



2 A. calyeinum L. Calyx persistent ; Ivs. linear-spatulate, canescent ; pods orbicu- 



lar, lens-shaped, with a thin border, 4-seeded; fls. yellowish. (I) If. Fields: rare. 

 Mass. N. Y. (Wayne Co., Hankenson). 



3 A. SAXATII.E. Rock A. Lvs. lanceolate, entire, downy ; pods round-obovate, 2-eeeded ; 



flowers yellow, corymbed, abundant and brilliant. U Cnndia. 9'. April. 



17. LUNARIA, L. HONESTY. (Lat. luna, the moon ; from the broad, 

 lound silicles.) Sep. somewhat bisaccate at base. Pet. nearly entire 

 Btatu. without teeth. Silicle pedicellate, elliptical or lanceolate, with fla 



