MrSTAKU FAMILY. 65 



£. Perofskianum, Fi.sch. & Mey. Stem simple ; leaves lance-spatulate, 



remotely toothed ; tiowers showy ; pods about 1', long, obtusely 4-angled. 



Tiilt. from Caucasus. „i 77 



* * Flowers ijellow. 



E. cheiranthoides, Ijinu. Trkacle Mustard or Wokmseeu Mxistard. 

 Aiimuil ; branches slender ; leaves lanceolate, almost entire ; flowers 

 small, yellow ; stigma small. Along streams, N. 



£. pulchellum, hoiss. (or Chkiranthls piLCiiiiLi.rs). 2/ Compacts 

 growing, much branched at base ; lower leaves oblong-spatulate, dentate, 

 or lyrate, upper oblong or lanceolate, sharply pectinate-dentate ; stigma 

 broad as the pod ; flowers showy, sulphur-yellow in spring. Cult, from 

 Caucasus. 



19. SISYMBRIUM, HKDGE MUSTARD. (An ancient Greek 

 name.) I'ud cither flattened or 4-sided, or the cro.ss-section nearly 

 circular; in the commo)i species shorti.sh, lance-awl-shaped, close- 

 pressed to the stem; seeds oval, marghdess. Flowers small. (I,es- 

 sons. Figs. 427, 428.) 



S. can^scens, >;utt. Hoary H. or Tansy Mistard. Hoary ; leaves 

 finely cut, twice-pinnatifid ; flowers minute yellowish ; pods oblong-club- 

 shaped. 4-sided on slender horizontal pedicels. Pa. and N. Y. to 111. and 

 S. \V. Common W. 



S. officinale. Scop. Common H. (1) Stems branching ; leaves run- 

 cinate ; flowers very small, pale yellow, followed by awl-.shaped, obscui-ely 

 6-sided pods close-pres.sed to the axis of the narrow spike. Coarse weed 

 in waste places. Ku. 



S. Thaliana, (iaud. Moisk-kau Crkss. (g) Leaves obovate or oblong, 

 entirely or barely toothed ; flowers white ; pods linear on spreading 

 pedicels. Mass. to Kaus. Ku. 



20. BRASSICA, C.MJB.VCK, MrsTAUl), &c. (Ancient Latin name 

 of Cabbage.) ® @ I'od oblong or linear, beaked or pointed beyond 

 the summit of the valves, by the enlarged and persistent style base ; 

 seeds spherical. Cult, from Ku.. or run wild as weeds. (Lessons, 

 Fig. 285.) 



* Wliolc plant [ihuicoua-hlui' vhcn in fioircr ; Icaccs of the Jfou-er-steins 

 clasping ; flowers various. 



H- Leaves f mm tltc first more, or less fleshy tliroui/lioiit, and (jlaiimus-blue 

 ereii irfien ijoiiiuj ; floii-ers creamy yellow. 



B. oleracea, Linn. Cahi!A(;k Tkiiu;. The original is a seacoast plant 

 of Kurope, with thick and hard stem, and pretty, large, pale yellow flowers ; 

 upper ones entire, clasping the stem, not auricled at the ba.se ; cult, as a 

 biennial — the rounded, thick, and fleshy, strongly veined leaves collected 

 into a head the first year upon the sununit of a short and stout stem. Cai- 

 LiFLOWKR and Broccoli have the nourishing matter mainly i:oncentrated 

 in short, imperfect, flower-branches collected into a flat head. Koni.-KAKi 

 has the nouri.sliing matter accuuudated in the stem, which forms a turnip- 

 like enlargement above ground, at the (U-igin of leaves. Kalk is more 

 lu-arly the natui'al state of the species, the fleshy leaves not forming a 

 head. Bhi-sskls Sproits has luimenms small heads along the stem 

 below the top leaves. 



B. Napus, Linn. Kape. Leaves smooth from the first, more deeply 

 .scalloped than in the last, not forming thickened parts above ground. 



B. campestris, Linn. Rita-haga or Swedish Tirxu-. First leaves 

 hairy ; the root usually tuberous. 

 gray's r. V. <t (.. Bor. — 5 



